81-90-3
81-90-3 structure
- Name: phenolphthalin
- Chemical Name: 2-[bis(4-hydroxyphenyl)methyl]benzoic acid
- CAS Number: 81-90-3
- Molecular Formula: C20H16O4
- Molecular Weight: 320.33900
- Catalog: Chemical reagent Organic reagent Phenols
- Create Date: 2018-09-25 20:36:11
- Modify Date: 2024-01-04 19:42:00
| Name | 2-[bis(4-hydroxyphenyl)methyl]benzoic acid |
|---|---|
| Synonyms |
EINECS 201-384-4
4'.4''-Dioxy-triphenylmethan-carbonsaeure-(2) 2-(4,4'-dihydroxy-benzhydryl)-benzoic acid Benzoic acid,2-(bis(4-hydroxyphenyl)methyl) 2-[Bis(4-hydroxyphenyl)-methyl]benzoic acid Phenolphthalin MFCD00036135 2-(4,4'-Dihydroxy-benzhydryl)-benzoesaeure DSSTox_CID_2439 dihydrophenolphthalein |
| Density | 1.323g/cm3 |
|---|---|
| Boiling Point | 548.7ºC at 760 mmHg |
| Melting Point | 238ºC |
| Molecular Formula | C20H16O4 |
| Molecular Weight | 320.33900 |
| Flash Point | 299.7ºC |
| Exact Mass | 320.10500 |
| PSA | 77.76000 |
| LogP | 3.97620 |
| Index of Refraction | 1.5400 (estimate) |
| Personal Protective Equipment | Eyeshields;Gloves;type N95 (US);type P1 (EN143) respirator filter |
|---|---|
| Safety Phrases | 24/25 |
| RIDADR | NONH for all modes of transport |
![butyl 2-[bis(4-hydroxyphenyl)methyl]benzoate structure](https://www.chemsrc.com/caspic/171/114626-60-7.png)
![Benzoic acid,2-[bis(3,5-dibromo-4-hydroxyphenyl)methyl]- structure](https://www.chemsrc.com/caspic/215/28818-25-9.png)