2,3-Dihydroxybenzoic acid (CAS 303-38-8) — formula C7H6O4, molecular weight 154.12; category organic chemicals.
2,3-Dihydroxybenzoic acid (CAS 303-38-8) is a chemical raw material in the organic chemicals category. Its molecular formula C7H6O4 comprises 7 C, 6 H, 4 O atoms. Its molecular weight is about 154.12. Reported physicochemical data: melting point around 204, LogP about 1.2. As a sourcing and distribution partner we help locate and compare this item across domestic and cross-border channels, arranging samples and batch orders with full COA and compliance files.
| CAS Number | 303-38-8 |
|---|---|
| Molecular Formula | C7H6O4 |
| Molecular Weight | 154.12 |
| Melting Point | 204 |
| LogP | 1.2 |
| Applications | Synthetic Polymer MALDI Matrix Compounds |
| Category | Organic Chemicals |
Documented applications: Synthetic Polymer MALDI Matrix Compounds.
2,3-Dihydroxybenzoic acid is a carbon-based organic compound with CAS registry number 303-38-8 and molecular formula C7H6O4 (molecular weight 154.12), belonging to the organic chemicals segment of chemical raw materials.
CAS number: 303-38-8
Its molecular formula C7H6O4 comprises 7 C, 6 H, 4 O atoms.
Also known as: 2,3-Dihydroxybenzoic acid · 2,3-二羟基苯甲酸
Category: organic chemicals
The CAS registry number of 2,3-Dihydroxybenzoic acid is 303-38-8.
Molecular formula C7H6O4, molecular weight 154.12.
It is also registered under: 2,3-Dihydroxybenzoic acid, 2,3-二羟基苯甲酸.
Recorded applications: Synthetic Polymer MALDI Matrix Compounds.
Category: Organic Chemicals.
Packaging is agreed per order, from lab-scale packs to bulk, and confirmed with each order rather than fixed on the page. A Certificate of Analysis (COA) ships with every batch and MSDS is available; where the end use carries a regulatory limit (food contact, pharmaceutical or cosmetic), state the standard at enquiry and the grade is set against it.
Independent reference data for 2,3-Dihydroxybenzoic acid (CAS 303-38-8), compiled from public chemistry databases.
| CAS Registry Number | 303-38-8 |
|---|---|
| PubChem CID | 19 |
| Molecular formula | C7H6O4 |
| IUPAC name | 2,3-dihydroxybenzoic acid |
| UNII (FDA) | 70D5FBB392 |
| Molecular Weight | 154.12 |
|---|---|
| XLogP3 | 1.2 |
| Hydrogen Bond Donor Count | 3 |
| Hydrogen Bond Acceptor Count | 4 |
| Rotatable Bond Count | 1 |
| Exact Mass | 154.02660867 |
| Monoisotopic Mass | 154.02660867 |
| Topological Polar Surface Area | 77.8 |
| Heavy Atom Count | 11 |
| Melting Point | 204 |
|---|---|
| Melting Point | 204.00 to 208.00 °C. @ 760.00 mm Hg |
| Vapor Pressure | 0.0000021 [mmHg] |
| LogP | 1.2 |
| LogP | 1.20 |
| Dissociation Constants | 2.91 (at 25 °C) |
| Collision Cross Section | 120.9 Ų [M-H]- |
2,3-Dihydroxybenzoic acid; 303-38-8; Pyrocatechuic acid; o-Pyrocatechuic acid; 3-Hydroxysalicylic acid; Benzoic acid, 2,3-dihydroxy-; 2-Pyrocatechuic acid; DHBA; Catecholcarboxylic acid; DOBK; 2,3-DIHYDROXY-BENZOIC ACID; 2,3 DHB; 2,3-dihydroxy benzoic acid; CHEBI:18026; 70D5FBB392; NSC-27435
| GHS notification summary | 2% (1 / 49) |
|---|
| GHS notification summary | 2% (1 / 49) |
|---|---|
| Reported hazard statements | H315 (98%), H319 (98%), H335 (95.9%) |
This chemical does not meet GHS hazard criteria for 2% (1 of 49) of reports.
H315 (98%): Causes skin irritation [Warning Skin corrosion/irritation]
2,3-Dihydroxybenzoic acid · CAS 303-38-8 · C7H6O4. UNII 70D5FBB392. Melting Point: 204; Melting Point: 204.00 to 208.00 °C. @ 760.00 mm Hg; Vapor Pressure: 0.0000021 [mmHg].
Source: PubChem / Wikidata; the batch COA governs where values differ.
Supplier: Jinan Shenghe Chemical Co., Ltd.
中文页面: 2,3-二羟基苯甲酸