Oxalic acid (CAS 144-62-7) — formula C2H2O4, molecular weight 90.03; category fine chemicals.
Oxalic acid (CAS 144-62-7) is a chemical raw material in the fine chemicals category. Its molecular formula C2H2O4 comprises 2 C, 2 H, 4 O atoms. Its molecular weight is about 90.03. Reported physicochemical data: melting point around 189.5, LogP about -0.3. 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 | 144-62-7 |
|---|---|
| Molecular Formula | C2H2O4 |
| Molecular Weight | 90.03 |
| Melting Point | 189.5 |
| LogP | -0.3 |
| Applications | metal cleaning, chemical synthesis, dye and rubber manufacturing, and textile stripping/finishing, Also used as a disinfectant (swimming pool and drainage system) and bathroom sanitizer, Several species of plants contain soluble and insoluble oxalate salts. [Olson |
| Category | Fine Chemicals |
Documented applications: metal cleaning, chemical synthesis, dye and rubber manufacturing, and textile stripping/finishing, Also used as a disinfectant (swimming pool and drainage system) and bathroom sanitizer, Several species of plants contain soluble and insoluble oxalate salts. [Olson.
Oxalic acid is a high-value fine compound with CAS registry number 144-62-7 and molecular formula C2H2O4 (molecular weight 90.03), belonging to the fine chemicals segment of chemical raw materials.
CAS number: 144-62-7
Its molecular formula C2H2O4 comprises 2 C, 2 H, 4 O atoms.
Also known as: Oxalic acid · 草酸
Category: fine chemicals
The CAS registry number of Oxalic acid is 144-62-7.
Molecular formula C2H2O4, molecular weight 90.03.
It is also registered under: Oxalic acid, 草酸.
Recorded applications: metal cleaning, chemical synthesis, dye and rubber manufacturing, and textile stripping/finishing, Also used as a disinfectant (swimming pool and drainage system) and bathroom sanitizer, Several species of plants contain soluble and insoluble oxalate salts. [Olson.
Category: Fine 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 Oxalic acid (CAS 144-62-7), compiled from public chemistry databases.
| CAS Registry Number | 144-62-7 |
|---|---|
| PubChem CID | 971 |
| Molecular formula | C2H2O4 |
| IUPAC name | oxalic acid |
| UNII (FDA) | 9E7R5L6H31 |
| Molecular Weight | 90.03 |
|---|---|
| XLogP3 | -0.3 |
| Hydrogen Bond Donor Count | 2 |
| Hydrogen Bond Acceptor Count | 4 |
| Rotatable Bond Count | 1 |
| Exact Mass | 89.99530854 |
| Monoisotopic Mass | 89.99530854 |
| Topological Polar Surface Area | 74.6 |
| Heavy Atom Count | 6 |
| Melting Point | 189.5 |
|---|---|
| Melting Point | 189.5 °C (DECOMPOSES) |
| Melting Point | 189.5 °C |
| Melting Point | 372 °F |
| Solubility | 50 to 100 mg/mL at 75 °F (NTP, 1992) |
| Solubility | 220000 |
| Solubility | 220 mg/mL at 25 °C |
| Solubility | 14% |
| Density | 1.90 @ 17 DEG/4 °C, ALPHA |
| Density | 1.9 g/cm³ |
oxalic acid; ethanedioic acid; 144-62-7; Aktisal; Aquisal; Oxiric acid; Kyselina stavelova; Oxaalzuur; Oxalsaeure; Acidum oxalicum; Acide oxalique; Acido ossalico; Ethanedionic acid; NCI-C55209; Ethane-1,2-dioic acid; DTXSID0025816
| Regulatory & Food Contact | FDA Inventory of Food Contact Substances Listed in 21 CFR: FCS |
|---|---|
| GHS notification summary | 0.2% (2 / 1282) |
| GHS notification summary | 0.2% (2 / 1282) |
|---|---|
| Reported hazard statements | H302, H312, H318 (31.1%), H315, H335, H361, H370, H372 |
H302: Harmful if swallowed [Warning Acute toxicity, oral]
H312: Harmful in contact with skin [Warning Acute toxicity, dermal]
Oxalic acid · CAS 144-62-7 · C2H2O4. UNII 9E7R5L6H31. Melting Point: 189.5; Melting Point: 189.5 °C (DECOMPOSES); Melting Point: 189.5 °C.
Source: PubChem / Wikidata; the batch COA governs where values differ.
Supplier: Jinan Shenghe Chemical Co., Ltd.
中文页面: 草酸