Oxalic acid hydrazideEthanedioic acid CAS 996-98-5
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 996-98-5 |
| Molecular Formula | C2H6N4O2 |
| Molecular Weight | 118.09 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Oxalic acid hydrazideEthanedioic acid (CAS 996-98-5) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C2H6N4O2. Molecular weight: 118.09 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C2H6N4O2 |
| Molecular Weight | 118.09 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 2.0 |
| CAS Registry Year (est.) | 1957 |
| Nitrogen Atoms | 4 |
Related Oxalic Standards
- Oxalic Acid Ethyl Ester (CAS 617-37-8)
- Oxalic Acid-d (CAS 2065-73-8)
- Oxalic Acid-13C2 Dibutyl Ester (CAS 1391053-49-8)
- 1048327-84-9 Oxalic acid--N-[(2H-1,3-benzodioxol-5-yl)methyl]-2-phenylethan-1-amine (1/1) DTXSID20589529 (CAS 1048327-84-9)
- Oxalic acid 1-(oxetan-3-yl)piperazine (CAS 1706458-52-7)
- oxalic acid, {1-[(4-fluorophenyl)methyl]-1H-1,2,3-triazol-4-yl}methanamine (CAS 1795485-29-8)
- Oxalic acid tert-Butyl N-(3-aminocyclopentyl)carbamate (CAS 1803597-18-3)
- oxalic acid tert-butyl N-{3-azabicyclo[3.1.1]heptan-6-yl}carbamate (CAS 1803607-90-0)
Recommended Standards
- 931-40-8 C15K4UUJ1E Hydroxymethyl dioxolanone 1,3-Dioxolan-2-one, 4-(hydroxymethyl)- 4-Hydroxymethyl-1,3-dioxolan-2-one AI3-22904 EINECS 213-235-0 UNII-C15K4UUJ1E EC 213-235-0 (CAS 931-40-8)
- N-Nitrososarcosine (CAS 13256-22-9)
- Potassium Otiraci Impurity 2 (CAS 3720-97-6)
- tert-Butyl 8-(hydroxymethyl)-2-azaspiro[4.5]decane-2-carboxylate (CAS 1420955-72-1)
- Ethyl 4-Allylpyridine-2-carboxylate (CAS 1255305-66-8)
- 4-(6-Methoxy-2-naphthyl)-3-buten-2-one (CAS 56600-90-9)
- 2,6-Dibromopyrazine (CAS 23229-25-6)
- D-Lys-D-Leu-D-Val-D-Phe-D-Phe-D-Ala (CAS 342877-55-8)
- D-Phenothrin (CAS 188023-86-1)
- Semaglutide Impurity 155 (x TFA Salt) (CAS CATO-C4X-2226155)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 13829788188 / jacky.chen@cato-chem.com