Maleic acid, ammonia salt CAS 44742-89-4
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 44742-89-4 |
| Molecular Formula | C4H4O4 H3N |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Maleic acid, ammonia salt (CAS 44742-89-4) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C4H4O4 H3N. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C4H4O4 H3N |
| Molecular Weight | 133.10 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO, water |
| Stability | Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 2.0 |
| CAS Registry Year (est.) | 1969 |
| Nitrogen Atoms | 1 |
Related Maleic Standards
- Maleic Anhydride (CAS 108-31-6)
- Maleic Acid (CAS 110-16-7)
- Maleic anhydride-<SUP>13</SUP>C<SUB>4</SUB> (CAS 1161736-58-8)
- Maleic Hydrazide (CAS 123-33-1)
- 15519-86-5 Maleic Acid Monoethanolamide N-(2-Hydroxyethyl)maleamic Acid (CAS 15519-86-5)
- Maleic hydrazide D2 (CAS 2398483-97-9)
- Maleic-2,3-d2 Acid (CAS 24461-33-4)
- Maleic Acid-2,3-d (CAS 24661-33-4)
Recommended Standards
- 1-Benzyl 5-methyl (2S)-2-{[(benzyloxy)carbonyl]amino}pentanedioate (CAS 105299-31-8)
- (3-(Aminomethyl)piperidin-1-yl)(2,5-dimethylfuran-3-yl)methanone (CAS 1284746-24-2)
- Diethyl Selenide (CAS 627-53-2)
- 3-Amino-5-(trifluoromethoxy)benzaldehyde (CAS 1261438-28-1)
- Formoterol impurity 143 (CAS CATO-C4X-1525143)
- (R)-1-(4-ethylphenyl)propan-1-amine (CAS 1032225-93-6)
- D-Phe6-Tirzepatide (CAS CATO-CPTD788925)
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