成人免费xx,国产又黄又湿又刺激不卡网站,成人性视频app菠萝网站,色天天天天

ChemicalBook--->CAS DataBase List--->3934-87-0

3934-87-0

3934-87-0 Structure

3934-87-0 Structure
IdentificationMore
[Name]

5-Hydroxyvanillin
[CAS]

3934-87-0
[Synonyms]

3,4-DIHYDROXY-5-METHOXYBENZALDEHYDE
5-hydroxyvanillin
5-METHOXY-3,4-DIHYDROXYBENZALDEHYDE
AKOS BBS-00007007
3,4-dihydroxy-5-methoxy-benzaldehyd
5-methoxy-protocatechualdehyd
5-Methoxyprotocatechualdehyde
Benzaldehyde, 3,4-dihydroxy-5-methoxy-
Protocatechualdehyde, 5-methoxy-
3,4-Dihydroxy-5-methoxybenzaldehdye
3-METHOXY-4,5-DIHYDROXYBENZALDEHYDE
4,5-Dihydroxy-3-methoxybenzaldehyde
[EINECS(EC#)]

223-513-3
[Molecular Formula]

C8H8O4
[MDL Number]

MFCD00016610
[Molecular Weight]

168.15
[MOL File]

3934-87-0.mol
Chemical PropertiesBack Directory
[Melting point ]

131-134°C
[Boiling point ]

339.9±37.0 °C(Predicted)
[density ]

1.378±0.06 g/cm3(Predicted)
[storage temp. ]

Inert atmosphere,2-8°C
[form ]

solid
[pka]

7.63±0.23(Predicted)
[color ]

Light grey/ brown
[InChIKey]

RRKMWVISRMWBAL-UHFFFAOYSA-N
[LogP]

1.050 (est)
[CAS DataBase Reference]

3934-87-0(CAS DataBase Reference)
[NIST Chemistry Reference]

3,4-Dihydroxy-5-methoxybenzaldehyde(3934-87-0)
Safety DataBack Directory
[Hazard Codes ]

Xi
[Risk Statements ]

R36/37/38:Irritating to eyes, respiratory system and skin .
[Safety Statements ]

S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice .
S36:Wear suitable protective clothing .
[WGK Germany ]

3
[RTECS ]

CU5620000
[HS Code ]

2912490090
Raw materials And Preparation ProductsBack Directory
[Raw materials]

Copper-->Vanillin-->5-Bromovanillin
[Preparation Products]

8-METHOXY-2,3-DIHYDRO-1,4-BENZODIOXINE-6-CARBALDEHYDE
Hazard InformationBack Directory
[Uses]

3,4-Dihydroxy-5-methoxybenzaldehyde may be used for the preparation of 3,4-dihydroxy-6-methoxy-β-nitrostyrene and 5-hydroxyconiferyl alcohol.
[Synthesis Reference(s)]

Synthetic Communications, 18, p. 507, 1988 DOI: 10.1080/00397918808060744
[General Description]

3,4-Dihydroxy-5-methoxybenzaldehyde can be obtained by reactting 5-iodovaniliin with sodium hydroxide and copper sulfate solution.
[Synthesis]

The bromination reaction of vanillal and bromine generate 5-bromovanillal, which is then reacted with sodium hydroxide solution under the participation of copper powder to give 5-Hydroxyvanillin.
Spectrum DetailBack Directory
[Spectrum Detail]

5-Hydroxyvanillin(3934-87-0)IR
Well-known Reagent Company Product InformationBack Directory
[Sigma Aldrich]

3934-87-0(sigmaaldrich)
3934-87-0 suppliers list
Company Name: Hangzhou FandaChem Co.,Ltd.
Tel: +8615858145714 , +8615858145714
Website: www.fandachem.com/
Company Name: ATK CHEMICAL COMPANY LIMITED
Tel: +undefined-21-51877795
Website: www.atkchemical.com
Company Name: career henan chemical co
Tel: +86-0371-86658258 +8613203830695 , +8613203830695
Website: www.coreychem.com/
Company Name: Changzhou Ansciep Chemical Co., Ltd.
Tel: +86 519 86305871
Website: www.is0513.com/ShowSupplierProductsList31173/0.htm
Company Name: Hubei Jusheng Technology Co.,Ltd.
Tel: 18871490254
Website: www.hubeijusheng.com
Company Name: Hubei xin bonus chemical co. LTD
Tel: 86-13657291602
Website: www.is0513.com/ShowSupplierProductsList1549548/0.htm
Company Name: Chongqing Chemdad Co., Ltd
Tel: +86-023-6139-8061 +86-86-13650506873 , +86-86-13650506873
Website: http://www.chemdad.com/
Company Name: Alchem Pharmtech,Inc.
Tel: 8485655694
Website: www.is0513.com/ShowSupplierProductsList454175/0.htm
Company Name: Shaanxi Dideu Medichem Co. Ltd
Tel: +86-029-81138252 +86-18789408387 , +86-18789408387
Website: http://www.is0513.com/manufacturer/shaanxi-dideu-medichem-222/
Company Name: Zhengzhou Alfa Chemical Co.,Ltd
Tel: +8618530059196 , +8618530059196
Website: http://www.is0513.com/manufacturer/zhengzhou-alfa-chemical-276/
Company Name: SIMAGCHEM CORP
Tel: +86-13806087780 , +86-13806087780
Website: http://www.simagchem.com/
Company Name: Hefei TNJ Chemical Industry Co.,Ltd.
Tel: +86-0551-65418671 +8618949823763 , +8618949823763
Website: www.tnjchem.com
Company Name: Win-Win chemical CO., Limited
Tel: +86-0086-577-64498589 +86-15355981851 , +86-15355981851
Website: https://www.win-winchemical.com/
Company Name: ANHUI WITOP BIOTECH CO., LTD
Tel: +8615255079626 , +8615255079626
Website: www.is0513.com/showsupplierproductslist418627/0_en.htm
Company Name: Siyang Liaoning Biochemical Products Co. Ltd
Tel: +86-15221114306; +8615221114306 , +8615221114306
Website: http://www.is0513.com/ShowSupplierProductsList1533338/0.htm
Company Name: Dideu Industries Group Limited
Tel: +86-29-89586680 +86-15129568250 , +86-15129568250
Website: https://www.dideu.com
Company Name: Dayang Chem (Hangzhou) Co.,Ltd.
Tel: 571-88938639 +8617705817739 , +8617705817739
Website: https://www.dycnchem.com/
Company Name: Zhejiang J&C Biological Technology Co.,Limited
Tel: +1-2135480471 +1-2135480471 , +1-2135480471
Website: https://www.sarms4muscle.com
Tags:3934-87-0 Related Product Information
476-66-4 530-57-4 1916-08-1 29865-90-5 134-96-3 1916-07-0 6970-19-0 1136-86-3 86-81-7 3291-03-0 121-33-5 139-85-5 107-75-5 5035-82-5 118-41-2 4521-61-3 2478-38-8 53464-72-5