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    Chemical Safety Data Sheet MSDS / SDS

    2-Aminopyridine

    Revision Date:2025-02-01Revision Number:1

    SECTION 1: Identification of the substance/mixture and of the company/undertaking

    Product identifier

    • Product name: 2-Aminopyridine
    • CBnumber: CB8152736
    • CAS: 504-29-0
    • EINECS Number: 207-988-4
    • Synonyms: 2-aminopyridine,2-Pyridinamine

    Relevant identified uses of the substance or mixture and uses advised against

    • Relevant identified uses: For R&D use only. Not for medicinal, household or other use.
    • Uses advised against: none

    Company Identification

    • Company: Chemicalbook
    • Address: Building 1, Huihuang International, Shangdi 10th Street, Haidian District, Beijing
    • Telephone: 400-158-6606

    SECTION 2: Hazards identification

    GHS Label elements, including precautionary statements

    • Symbol(GHS)
    • Signal wordDanger
    Precautionary statements
    P501 Dispose of contents/container to..…
    P405 Store locked up.
    P312 Call a POISON CENTER or doctor/physician if you feel unwell.
    P310 Immediately call a POISON CENTER or doctor/physician.
    P309 IF exposed or if you feel unwell:
    P307+P311 IF exposed: call a POISON CENTER or doctor/physician.
    P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.
    P301+P310 IF SWALLOWED: Immediately call a POISON CENTER or doctor/physician.
    P280 Wear protective gloves/protective clothing/eye protection/face protection.
    P273 Avoid release to the environment.
    P270 Do not eat, drink or smoke when using this product.
    P264 Wash skin thouroughly after handling.
    P264 Wash hands thoroughly after handling.
    P261 Avoid breathing dust/fume/gas/mist/vapours/spray.
    P260 Do not breathe dust/fume/gas/mist/vapours/spray.
    Hazard statements
    H411 Toxic to aquatic life with long lasting effects
    H401 Toxic to aquatic life
    H370 Causes damage to organs
    H335 May cause respiratory irritation
    H331 Toxic if inhaled
    H320 Causes eye irritation
    H319 Causes serious eye irritation
    H315 Causes skin irritation
    H312 Harmful in contact with skin
    H301 Toxic if swalloed

    SECTION 3: Composition/information on ingredients

    Substance

    • Product name: 2-Aminopyridine
    • Synonyms: 2-aminopyridine,2-Pyridinamine
    • CAS: 504-29-0
    • EC number: 207-988-4
    • MF: C5H6N2
    • MW: 94.11

    SECTION 4: First aid measures

    Description of first aid measures

    General advice
    Consult a physician. Show this material safety data sheet to the doctor in attendance.
    If inhaled
    If breathed in, move person into fresh air. If not breathing, give artificial respiration. Consult a physician.
    In case of skin contact
    Wash off with soap and plenty of water. Take victim immediately to hospital. Consult a physician.
    In case of eye contact
    Rinse thoroughly with plenty of water for at least 15 minutes and consult a physician.
    If swallowed
    Never give anything by mouth to an unconscious person. Rinse mouth with water. Consult a physician.

    Most important symptoms and effects, both acute and delayed

    The most important known symptoms and effects are described in the labelling (see section 2.2) and/or in section 11

    Indication of any immediate medical attention and special treatment needed

    No data available

    SECTION 5: Firefighting measures

    Extinguishing media

    Suitable extinguishing media
    Use water spray, alcohol-resistant foam, dry chemical or carbon dioxide.

    Special hazards arising from the substance or mixture

    Carbon oxides, Nitrogen oxides (NOx)

    Advice for firefighters

    Wear self-contained breathing apparatus for firefighting if necessary.

    Further information

    No data available

    NFPA 704

    3
    1
    0
    HEALTH 3 Short exposure could cause serious temporary or moderate residual injury (e.g. liquid hydrogen, sulfuric acid, calcium hypochlorite, hexafluorosilicic acid)
    FIRE 1 Materials that require considerable preheating, under all ambient temperature conditions, before ignition and combustion can occur. Includes some finely divided suspended solids that do not require heating before ignition can occur. Flash point at or above 93.3 °C (200 °F). (e.g. mineral oil, ammonia)
    REACT 0 Normally stable, even under fire exposure conditions, and is not reactive with water (e.g. helium,N2)
    SPEC. HAZ.

    SECTION 6: Accidental release measures

    Personal precautions, protective equipment and emergency procedures

    Wear respiratory protection. Avoid dust formation. Avoid breathing vapors, mist or gas. Ensure adequate ventilation. Evacuate personnel to safe areas. Avoid breathing dust.

    For personal protection see section 8.

    Environmental precautions

    Prevent further leakage or spillage if safe to do so. Do not let product enter drains.

    Methods and materials for containment and cleaning up

    Pick up and arrange disposal without creating dust. Sweep up and shovel. Keep in suitable, closed containers for disposal.

    Reference to other sections

    For disposal see section 13.

    SECTION 7: Handling and storage

    Precautions for safe handling

    Avoid contact with skin and eyes. Avoid formation of dust and aerosols.

    Provide appropriate exhaust ventilation at places where dust is formed.Normal measures for preventive fire protection.

    For precautions see section 2.2.

    Conditions for safe storage, including any incompatibilities

    Store in cool place. Keep container tightly closed in a dry and well-ventilated place.

    Specific end use(s)

    Apart from the uses mentioned in section 1.2 no other specific uses are stipulated

    SECTION 8: Exposure controls/personal protection

    control parameter

    Hazard composition and occupational exposure limits
    Does not contain substances with occupational exposure limits.

    Exposure controls

    Appropriate engineering controls

    Avoid contact with skin, eyes and clothing. Wash hands before breaks and immediately after handling the product.

    Personal protective equipment
    Eye/face protection

    Face shield and safety glasses Use equipment for eye protection tested and approved under appropriate government standards such as NIOSH (US) or EN 166(EU).

    Skin protection

    Handle with gloves. Gloves must be inspected prior to use. Use proper glove removal technique (without touching glove's outer surface) to avoid skin contact with this product. Dispose of contaminated gloves after use in accordance with applicable laws and good laboratory practices. Wash and dry hands.

    The selected protective gloves have to satisfy the specifications of Regulation (EU) 2016/425 and the standard EN 374 derived from it.

    Full contact

    Material: Nitrile rubber

    Minimum layer thickness: 0,11 mm Break through time: 480 min

    Material tested:Dermatril? (KCL 740 / Aldrich Z677272, Size M)

    Splash contact Material: Nitrile rubber

    Minimum layer thickness: 0,11 mm Break through time: 480 min

    Material tested:Dermatril? (KCL 740 / Aldrich Z677272, Size M)

    data source: KCL GmbH, D-36124 Eichenzell, phone +49 (0)6659 87300, e-mail sales@kcl.de, test method: EN374

    If used in solution, or mixed with other substances, and under conditions which differ from EN 374, contact the supplier of the EC approved gloves. This recommendation is advisory only and must be evaluated by an industrial hygienist and safety officer familiar with the specific situation of anticipated use by our customers. It should not be construed as offering an approval for any specific use scenario.

    Body Protection

    Complete suit protecting against chemicals, The type of protective equipment must be selected according to the concentration and amount of the dangerous substance at the specific workplace.

    Respiratory protection

    Where risk assessment shows air-purifying respirators are appropriate use a full- face particle respirator type N99 (US) or type P2 (EN 143) respirator cartridges as a backup to engineering controls. If the respirator is the sole means of protection, use a full-face supplied air respirator. Use respirators and components tested and approved under appropriate government standards such as NIOSH (US) or CEN (EU).

    Control of environmental exposure

    Prevent further leakage or spillage if safe to do so. Do not let product enter drains.

    Exposure limits
    NIOSH REL: TWA 0.5 ppm (2 mg/m3), IDLH 5 ppm; OSHA PEL: 0.5 ppm; ACGIH TLV: TWA 0.5 ppm.

    SECTION 9: Physical and chemical properties

    Information on basic physicochemical properties

    • Appearancelight yellow crystalline
    • OdourNo data available
    • Odour ThresholdNo data available
    • pHNo data available
    • Melting point/freezing pointMelting point/range: 54 - 58 °C - lit.
    • Initial boiling point and boiling range204 - 210 °C - lit.
    • Flash point92 °C - closed cup
    • Evaporation rateNo data available
    • Flammability (solid, gas)No data available
    • Upper/lower flammability or explosive limitsNo data available
    • Vapour pressure 5 hPa (125 °C)
    • Vapour density No data available
    • Relative densityNo data available
    • Water solubility890g/l
    • Partition coefficient: n-octanol/waterNo data available
    • Autoignition temperatureNo data available
    • Decomposition temperatureNo data available
    • ViscosityNo data available
    • Explosive propertiesNo data available
    • Oxidizing propertiesNo data available

    Other safety information

    No data available

    SECTION 10: Stability and reactivity

    Reactivity

    No data available

    Chemical stability

    Stable under recommended storage conditions.

    Possibility of hazardous reactions

    No data available

    Conditions to avoid

    No data available

    Incompatible materials

    Strong oxidizing agents, acids

    Hazardous decomposition products

    Hazardous decomposition products formed under fire conditions. - Carbon oxides, Nitrogen oxides (NOx)

    Other decomposition products - No data available In the event of fire: see section 5

    SECTION 11: Toxicological information

    Information on toxicological effects

    Acute toxicity
    LD50 Oral - Rat - 200 mg/kg
    LD50 Dermal - Guinea pig - 500 mg/kg
    Skin corrosion/irritation
    Skin - Rabbit
    (OECD Test Guideline 404)
    Serious eye damage/eye irritation
    Eyes - chicken
    (OECD Test Guideline 438)
    Respiratory or skin sensitization
    No data available
    Germ cell mutagenicity
    No data available
    Carcinogenicity
    IARC: No ingredient of this product present at levels greater than or equal to 0.1% is identified as probable, possible or confirmed human carcinogen by IARC.
    Reproductive toxicity
    No data available
    Specific target organ toxicity - single exposure
    No data available
    Specific target organ toxicity - repeated exposure
    No data available
    Aspiration hazard
    No data available
    Additional Information
    RTECS: US1575000
    May cause convulsions.
    To the best of our knowledge, the chemical, physical, and toxicological properties have not been thoroughly investigated.
    Toxicity
    LD50 orally in Rabbit: 200 mg/kg

    SECTION 12: Ecological information

    Toxicity

    Toxicity to fish
    LC50 - Oryzias latipes - 11 mg/l - 96 h

    (OECD Test Guideline 203)

    Toxicity to daphnia and other aquatic invertebrates

    Immobilization EC50 - Daphnia magna (Water flea) - 35 mg/l - 48 h (OECD Test Guideline 202)


    EC50 - Tetrahymen pyriformis - 393 mg/l - 60 h Remarks: (ECOTOX Database)

    Toxicity to algae
    ErC50 - Pseudokirchneriella subcapitata - 12 mg/l - 72 h (OECD Test Guideline 201)

    NOEC - Pseudokirchneriella subcapitata - 2,1 mg/l - 72 h (OECD Test Guideline 201)

    Persistence and degradability

    Biodegradability aerobic - Exposure time 28 d

    Result: 9,2 % - Not readily biodegradable. (OECD Test Guideline 301F)

    Bioaccumulative potential

    No data available

    Mobility in soil

    No data available

    Results of PBT and vPvB assessment

    This substance/mixture contains no components considered to be either persistent, bioaccumulative and toxic (PBT), or very persistent and very bioaccumulative (vPvB) at levels of 0.1% or higher.

    Other adverse effects

    No data available

    SECTION 13: Disposal considerations

    Waste treatment methods

    Product

    Offer surplus and non-recyclable solutions to a licensed disposal company. Contact a

    licensed professional waste disposal service to dispose of this material. Dissolve or mix the material with a combustible solvent and burn in a chemical incinerator equipped with an afterburner and scrubber.

    Incompatibilities

    Incompatible with oxidizers (chlorates, nitrates, peroxides, permanganates, perchlorates, chlorine, bromine, fluorine, etc.); contact may cause fires or explosions. Keep away from alkaline materials, strong bases, strong acids, oxoacids, epoxides

    Waste Disposal

    Incineration with nitrogen oxides removal from effluent gas.

    Contaminated packaging

    Dispose of as unused product.

    SECTION 14: Transport information

    SECTION 14: Transport information

    UN number

    ADR/RID:IMDG:IATA:ADR/RID:IMDG:IATA:

    UN number

    ADR/RID:IMDG:IATA:ADR/RID:IMDG:IATA:

    UN number

    ADR/RID: 1736 IMDG: 1736 IATA: 1736
    ADR/RID: - IMDG: - IATA: -
    ADR/RID: - IMDG: - IATA: -
    ADR/RID: 3272 IMDG: 3272 IATA: 3272
    ADR/RID: 1987 IMDG: 1987 IATA: 1987
    ADR/RID: 0000 IMDG: 0000 IATA: 0000
    ADR/RID: - IMDG: - IATA: -
    ADR/RID: 2552 IMDG: 2552 IATA: 2552
    ADR/RID: 3145 IMDG: 3145 IATA: 3145

    UN proper shipping name

    ADR/RID: ALKYLPHENOLS, LIQUID, N.O.S. IMDG: ALKYLPHENOLS, LIQUID, N.O.S. IATA: Alkylphenols, liquid, n.o.s.
    ADR/RID: HEXAFLUOROACETONE HYDRATE, LIQUID IMDG: HEXAFLUOROACETONE HYDRATE, LIQUID IATA: Hexafluoroacetone hydrate, liquid
    ADR/RID: - IMDG: - IATA: -
    ADR/RID: Not permitted for transport IMDG: Not permitted for transport IATA: “unable to ship at this time” Passenger Aircraft: Not permitted for transport Cargo Aircraft: Not permitted for transport
    ADR/RID: ALCOHOLS, N.O.S. ((S)-(+)-4-Penten-2-ol) IMDG: ALCOHOLS, N.O.S. ((S)-(+)-4-Penten-2-ol) IATA: Alcohols, n.o.s. ((S)-(+)-4-Penten-2-ol)
    ADR/RID: ESTERS, N.O.S. (Ethyl isobutyrylacetate) IMDG: ESTERS, N.O.S. (Ethyl isobutyrylacetate) IATA: Esters, n.o.s. (Ethyl isobutyrylacetate)
    ADR/RID: Not dangerous goods IMDG: Not dangerous goods IATA: Not dangerous goods
    ADR/RID: - IMDG: - IATA: -
    ADR/RID: BENZOYL CHLORIDE IMDG: BENZOYL CHLORIDE IATA: Benzoyl chloride

    Transport hazard class(es)

    ADR/RID: 8 IMDG: 8 IATA: 8
    ADR/RID: no IMDG Marine pollutant: no IATA: no
    ADR/RID: - IMDG: - IATA: -
    ADR/RID: 3 IMDG: 3 IATA: 3
    ADR/RID: 3 IMDG: 3 IATA: 3
    ADR/RID: NON IMDG: NON IATA: NON
    ADR/RID: no IMDG Marine pollutant: no IATA: no
    ADR/RID: 6.1 IMDG: 6.1 IATA: 6.1
    ADR/RID: 8 IMDG: 8 IATA: 8

    Packaging group

    ADR/RID: III IMDG: III IATA: III
    ADR/RID: II IMDG: II IATA: II
    No data available
    ADR/RID: - IMDG: - IATA: -
    ADR/RID: III IMDG: III IATA: III
    ADR/RID: III IMDG: III IATA: III
    ADR/RID: - IMDG: - IATA: -
    No data available
    ADR/RID: II IMDG: II IATA: II

    Environmental hazards

    ADR/RID: no IMDG Marine pollutant: no IATA: no
    ADR/RID: no IMDG Marine pollutant: no IATA: no Special precautions for user Further information Not classified as dangerous in the meaning of transport regulations.
    ADR/RID: no IMDG Marine pollutant: no IATA: no
    ADR/RID: no IMDG Marine pollutant: no IATA: no
    ADR/RID: no IMDG Marine pollutant: no IATA: no
    ADR/RID: no IMDG Marine pollutant: no IATA: no
    ADR/RID: no IMDG Marine pollutant: no IATA: no

    Special precautions for user

    No data available
    Further information Unable to ship at this time, further testing needed.
    No data available
    No data available
    No data available
    No data available
    No data available

    SECTION 15: Regulatory information

    Safety, health and environmental regulations/legislation specific for the substance or mixture

    Regulations on the Safety Management of Hazardous Chemicals
    China Catalog of Hazardous chemicals 2015:Listed. website: https://www.mem.gov.cn/
    Measures for Environmental Management of New Chemical Substances
    Vietnam National Chemical Inventory:Listed. website: https://chemicaldata.gov.vn/
    United States Toxic Substances Control Act (TSCA) Inventory:Listed. website: https://www.epa.gov/
    Philippines Inventory of Chemicals and Chemical Substances (PICCS):Listed. website: https://emb.gov.ph/
    New Zealand Inventory of Chemicals (NZIoC):Listed. website: https://www.epa.govt.nz/
    Korea Existing Chemicals List (KECL):Listed. website: http://ncis.nier.go.kr
    European Inventory of Existing Commercial Chemical Substances (EINECS):Listed. website: https://echa.europa.eu/
    EC Inventory:Listed.
    Chinese Chemical Inventory of Existing Chemical Substances (China IECSC):Listed. website: https://www.mee.gov.cn/

    SECTION 16: Other information

    Abbreviations and acronyms

    • ADR: European Agreement concerning the International Carriage of Dangerous Goods by Road
    • CAS: Chemical Abstracts Service
    • EC50: Effective Concentration 50%
    • IATA: International Air Transportation Association
    • IMDG: International Maritime Dangerous Goods
    • LC50: Lethal Concentration 50%
    • LD50: Lethal Dose 50%
    • RID: Regulation concerning the International Carriage of Dangerous Goods by Rail
    • STEL: Short term exposure limit
    • TWA: Time Weighted Average

    References

    【1】CAMEO Chemicals, website: http://cameochemicals.noaa.gov/search/simple

    【2】ChemIDplus, website: http://chem.sis.nlm.nih.gov/chemidplus/chemidlite.jsp

    【3】ECHA - European Chemicals Agency, website: https://echa.europa.eu/

    【4】eChemPortal - The Global Portal to Information on Chemical Substances by OECD, website: http://www.echemportal.org/echemportal/index?pageID=0&request_locale=en

    【5】ERG - Emergency Response Guidebook by U.S. Department of Transportation, website: http://www.phmsa.dot.gov/hazmat/library/erg

    【6】Germany GESTIS-database on hazard substance, website: http://www.dguv.de/ifa/gestis/gestis-stoffdatenbank/index-2.jsp

    【7】HSDB - Hazardous Substances Data Bank, website: https://toxnet.nlm.nih.gov/newtoxnet/hsdb.htm

    【8】IARC - International Agency for Research on Cancer, website: http://www.iarc.fr/

    【9】IPCS - The International Chemical Safety Cards (ICSC), website: http://www.ilo.org/dyn/icsc/showcard.home

    【10】Sigma-Aldrich, website: https://www.sigmaaldrich.com/

    Other Information

    There is no odour warning even when toxic concentrations are present.The relation between odour and the occupational exposure limit cannot be indicated.
    Disclaimer:

    The information in this MSDS is only applicable to the specified product, unless otherwise specified, it is not applicable to the mixture of this product and other substances. This MSDS only provides information on the safety of the product for those who have received the appropriate professional training for the user of the product. Users of this MSDS must make independent judgments on the applicability of this SDS. The authors of this MSDS will not be held responsible for any harm caused by the use of this MSDS.

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