Phenolphthalein
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- $10 - $1183.39
- Product name: Phenolphthalein
- CAS: 77-09-8
- MF: C20H14O4
- MW: 318.32
- EINECS:201-004-7
- MDL Number:MFCD00005913
- Synonyms:1(3H)-Isobenzofuranone, 3,3-bis(4-hydroxyphenyl)-;1(3H)-Isobenzofuranone,3,3-bis(4-hydroxyphenyl)- ;2,2-bis(p-hydroxyphenyl)phthalide ;3,3-bis(4-hydroxyphenyl)-1(3h)-isobenzofuranon ;alpha-(p-hydroxyphenyl)-alpha-(4-oxo-2,5-cyclohexadien-1-ylidine)-o-toluicacid ;alpha-di-(p-hydroxyphenyl)phthalide ;Chocolax;component of Correctol
49 prices
Brand
- AK Scientific
- Alfa Aesar
- American Custom Chemicals Corporation
- Aronis compounds
- Atlantic Research Chemicals
- Chem-Impex
- ChemScene
- Crysdot
- GFS CHEMICALS
- Matrix Scientific
- ProChem
- Sigma-Aldrich
- TCI Chemical
- TRC
Package
- 1mg
- 20mg
- 100mg
- 500mg
- 1G
- 2.5G
- 2.500g
- 5g
- 25g
- 50g
- 100g
- 100ml
- 125gm
- 250g
- 500gm
- 500g
- 500ml
- 6x125gm
- 1000ml
- 1000g
- 1KG
- 1L
- 2.5kg
- 6x500gm
- 12kg
- 50gm:
- ManufacturerAK Scientific
- Product numberJ55459
- Product descriptionPhenolphthalein
- Packaging5g
- Price$10
- Updated2021-12-16
- Buy
- ManufacturerAK Scientific
- Product number9832AF
- Product descriptionPhenolphthalein
- Packaging5g
- Price$14
- Updated2021-12-16
- Buy
- ManufacturerAlfa Aesar
- Product numberJ61785
- Product descriptionPhenolphthalein, 2% soln. in 95% ethanol
- Packaging100ml
- Price$23.8
- Updated2024-03-01
- Buy
- ManufacturerAlfa Aesar
- Product numberA17135
- Product descriptionPhenolphthalein, 98%
- Packaging50g
- Price$25.4
- Updated2024-03-01
- Buy
- ManufacturerAlfa Aesar
- Product number038705
- Product descriptionPhenolphthalein, ACS
- Packaging100g
- Price$34.5
- Updated2024-03-01
- Buy
- ManufacturerAlfa Aesar
- Product numberA17135
- Product descriptionPhenolphthalein, 98%
- Packaging250g
- Price$62.4
- Updated2024-03-01
- Buy
- ManufacturerAlfa Aesar
- Product numberJ61785
- Product descriptionPhenolphthalein, 2% soln. in 95% ethanol
- Packaging1000ml
- Price$74.1
- Updated2024-03-01
- Buy
- ManufacturerAlfa Aesar
- Product number038704
- Product descriptionPhenolphthalein, 1% w/v in alcohol
- Packaging500ml
- Price$87
- Updated2021-12-16
- Buy
- ManufacturerAlfa Aesar
- Product number038703
- Product descriptionPhenolphthalein, 0.5% w/v in alcohol
- Packaging500ml
- Price$109
- Updated2023-06-20
- Buy
- ManufacturerAlfa Aesar
- Product number038705
- Product descriptionPhenolphthalein, ACS
- Packaging500g
- Price$122
- Updated2024-03-01
- Buy
- ManufacturerAlfa Aesar
- Product number038703
- Product descriptionPhenolphthalein, 0.5% w/v in alcohol
- Packaging1L
- Price$183
- Updated2023-06-20
- Buy
- ManufacturerAlfa Aesar
- Product numberA17135
- Product descriptionPhenolphthalein, 98%
- Packaging1000g
- Price$187
- Updated2024-03-01
- Buy
- ManufacturerAmerican Custom Chemicals Corporation
- Product numberDYE0000327
- Product descriptionPHENOLPHTHALEIN 95.00%
- Packaging1G
- Price$605.15
- Updated2021-12-16
- Buy
- ManufacturerAmerican Custom Chemicals Corporation
- Product numberDYE0000327
- Product descriptionPHENOLPHTHALEIN 95.00%
- Packaging2.5G
- Price$769.05
- Updated2021-12-16
- Buy
- ManufacturerAronis compounds
- Product numbera03362
- Product description3,3-bis(4-hydroxyphenyl)-2-benzofuran-1(3H)-one
- Packaging1mg
- Price$12
- Updated2021-12-16
- Buy
- ManufacturerAronis compounds
- Product numbera03362
- Product description3,3-bis(4-hydroxyphenyl)-2-benzofuran-1(3H)-one
- Packaging20mg
- Price$30
- Updated2021-12-16
- Buy
| Manufacturer | Product number | Product description | Packaging | Price | Updated | Buy |
|---|---|---|---|---|---|---|
| AK Scientific | J55459 | Phenolphthalein | 5g | $10 | 2021-12-16 | Buy |
| AK Scientific | 9832AF | Phenolphthalein | 5g | $14 | 2021-12-16 | Buy |
| Alfa Aesar | J61785 | Phenolphthalein, 2% soln. in 95% ethanol | 100ml | $23.8 | 2024-03-01 | Buy |
| Alfa Aesar | A17135 | Phenolphthalein, 98% | 50g | $25.4 | 2024-03-01 | Buy |
| Alfa Aesar | 038705 | Phenolphthalein, ACS | 100g | $34.5 | 2024-03-01 | Buy |
| Alfa Aesar | A17135 | Phenolphthalein, 98% | 250g | $62.4 | 2024-03-01 | Buy |
| Alfa Aesar | J61785 | Phenolphthalein, 2% soln. in 95% ethanol | 1000ml | $74.1 | 2024-03-01 | Buy |
| Alfa Aesar | 038704 | Phenolphthalein, 1% w/v in alcohol | 500ml | $87 | 2021-12-16 | Buy |
| Alfa Aesar | 038703 | Phenolphthalein, 0.5% w/v in alcohol | 500ml | $109 | 2023-06-20 | Buy |
| Alfa Aesar | 038705 | Phenolphthalein, ACS | 500g | $122 | 2024-03-01 | Buy |
| Alfa Aesar | 038703 | Phenolphthalein, 0.5% w/v in alcohol | 1L | $183 | 2023-06-20 | Buy |
| Alfa Aesar | A17135 | Phenolphthalein, 98% | 1000g | $187 | 2024-03-01 | Buy |
| American Custom Chemicals Corporation | DYE0000327 | PHENOLPHTHALEIN 95.00% | 1G | $605.15 | 2021-12-16 | Buy |
| American Custom Chemicals Corporation | DYE0000327 | PHENOLPHTHALEIN 95.00% | 2.5G | $769.05 | 2021-12-16 | Buy |
| Aronis compounds | a03362 | 3,3-bis(4-hydroxyphenyl)-2-benzofuran-1(3H)-one | 1mg | $12 | 2021-12-16 | Buy |
| Aronis compounds | a03362 | 3,3-bis(4-hydroxyphenyl)-2-benzofuran-1(3H)-one | 20mg | $30 | 2021-12-16 | Buy |
Properties
Melting point :261-263 °C (lit.)
Boiling point :417.49°C (rough estimate)
Density :1.27 g/cm3 at 32 °C
bulk density :350-450kg/m3
vapor pressure :<0.00001 Pa ( 50 °C)
refractive index :1.5400 (estimate)
Flash point :24 °C
storage temp. :no restrictions.
solubility :Soluble in alcohol. Slightly soluble in ether. Slightly soluble in dimethyl sulfoxide and insoluble in benzene or hexane.
form :Solid
pka :9.4(at 25℃)
Colour Index :764
color :White to yellow-white
PH :7.8～10.0
Odor :Odorless
PH Range :8.0(colorless)-10(Red)
Water Solubility :<0.1 g/100 mL
λmax :552nm, 553nm, 374nm, 205nm, 229nm, 276nm
Merck :14,7243
BRN :284423
Stability :Stable. Incompatible with strong oxidizing agents, alkalies.
Major Application :Display device, sensors, semiconductors, fuel cells, photoreceptors, electronic packaging, authentication system for secure documents, inks, correction fluid, paints, detection of defects in films, floor coatings, textiles, corrosion testing, explosive, concrete, toys, detecting lipase activity of crop seeds, soaps, method for prevention of drugmisuse, cosmetics, diapers, detecting viable cells, carbohydrates, antimalarial, treating amyloid-associated diseases
LogP :2.410
CAS DataBase Reference :77-09-8(CAS DataBase Reference)
IARC :2B (Vol. 76) 2000
NIST Chemistry Reference :Phenolphthalein(77-09-8)
EPA Substance Registry System :3,3-Bis(4-hydroxyphenyl)phthalide (77-09-8)
Boiling point :417.49°C (rough estimate)
Density :1.27 g/cm3 at 32 °C
bulk density :350-450kg/m3
vapor pressure :<0.00001 Pa ( 50 °C)
refractive index :1.5400 (estimate)
Flash point :24 °C
storage temp. :no restrictions.
solubility :Soluble in alcohol. Slightly soluble in ether. Slightly soluble in dimethyl sulfoxide and insoluble in benzene or hexane.
form :Solid
pka :9.4(at 25℃)
Colour Index :764
color :White to yellow-white
PH :7.8～10.0
Odor :Odorless
PH Range :8.0(colorless)-10(Red)
Water Solubility :<0.1 g/100 mL
λmax :552nm, 553nm, 374nm, 205nm, 229nm, 276nm
Merck :14,7243
BRN :284423
Stability :Stable. Incompatible with strong oxidizing agents, alkalies.
Major Application :Display device, sensors, semiconductors, fuel cells, photoreceptors, electronic packaging, authentication system for secure documents, inks, correction fluid, paints, detection of defects in films, floor coatings, textiles, corrosion testing, explosive, concrete, toys, detecting lipase activity of crop seeds, soaps, method for prevention of drugmisuse, cosmetics, diapers, detecting viable cells, carbohydrates, antimalarial, treating amyloid-associated diseases
LogP :2.410
CAS DataBase Reference :77-09-8(CAS DataBase Reference)
IARC :2B (Vol. 76) 2000
NIST Chemistry Reference :Phenolphthalein(77-09-8)
EPA Substance Registry System :3,3-Bis(4-hydroxyphenyl)phthalide (77-09-8)
Safety Information
| Symbol(GHS): |
 
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Description
Phenolphthalein is widely used as an indicator in acid-base titrations, water treatment applications. Due to its pH sensitivity, It is used to the check extend of carbonation in concrete, soap and in toys as diapering work. It is used in Kastle-Meyer test, which identifies the substances containing blood.Related product price
- Benzofuran
$9-2449.71 - Kresoxim-methyl
$44-990 - Methyl salicylate
$5-1850
Suppliers and manufacturers
Henan Tianfu Chemical Co.,Ltd.
Hebei Fengmu Trading Co., Ltd.
