ChemNet > CAS > 99-50-3 3,4-Dihydroxybenzoic acid
99-50-3 3,4-Dihydroxybenzoic acid
| product Name |
3,4-Dihydroxybenzoic acid |
| Synonyms |
Protocatechuic acid; 3,4-Dihydroxy benzoic acid; CATECHOL-4-CARBOXYLIC ACID; 3,4-Dihydroxybenzoic acid N-HYDRATE; 3,4-DIHYDROBENZOIC ACID; AKOS 220-70; RARECHEM AL BO 0347; PROTOCATECHUIC ACID N-HYDRATE; cyclohexa-1,5-diene-1-carboxylic acid; 3,4-dihydroxybenzoate |
| Molecular Formula |
C7H5O4 |
| Molecular Weight |
153.1127 |
| InChI |
InChI=1/C7H6O4/c8-5-2-1-4(7(10)11)3-6(5)9/h1-3,8-9H,(H,10,11)/p-1 |
| CAS Registry Number |
99-50-3 |
| EINECS |
202-760-0 |
| Molecular Structure |
|
| Melting point |
198-202℃ |
| Boiling point |
410.7°C at 760 mmHg |
| Flash point |
216.3°C |
| Vapour Pressur |
1.75E-07mmHg at 25°C |
| Hazard Symbols |
 Xi:Irritant;
|
| Risk Codes |
R36/37/38:;
|
| Safety Description |
S26:;
S37/39:;
|
| MSDS |
3,4-Dihydroxybenzoic acid Material Safety Data Sheet
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- Chemicals Suppliers(29):
- 1Vertexyn (Nanjing) Bioworks Co., Ltd.
- 2Hangzhou Starshine Pharmaceutical Co., LTD
- 3Hubei Baoshengde Pharmaceutical Co., Ltd.(Haimen Best Fine Chemical Co., Ltd.)
- 4AFINE CHEMICALS LIMITED
- 5ShangHai Senyo International Trading Co.,Ltd.
- 6Shanghai Pinewood Fine Chemical Co., Ltd.
- 7Arisun ChemPharm Co.,Ltd.
- 8Shandong Yangcheng Biotech Co., Ltd
- 9Changzhou Xuanming Pharmaceutical Technology Co., Ltd.(Changzhou Xuanming chemical Co., Ltd.)
- 10Extrasynthese
