1,1,7-Heptanetricarboxylic Acid CAS 855957-40-3
Purity >95%In StockPharmaceutical Standards
| CAS No. | 855957-40-3 |
| Molecular Formula | C10H16O6 |
| Molecular Weight | 232.23 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
1,1,7-Heptanetricarboxylic Acid (CAS 855957-40-3) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C10H16O6. Molecular weight: 232.23 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C10H16O6 |
| Molecular Weight | 232.23 g/mol |
| Purity | >95% |
| Storage | Store in a cool place (≤25°C), keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1987 |
Recommended Standards
- Daprodustat Impurity 11 (CAS 7150-63-2)
- H-Gly-AMC (CAS 77471-42-2)
- Clemastine Impurity 29 (CAS 94511-39-4)
- 4H-Chromene-2-carboxylic acid (CAS 67283-74-3)
- Ethyl 3-hydroxy-2-methylbenzoate (CAS 141607-09-2)
- tert-Butyl (5-bromo-2-oxo-1,2-dihydropyridin-3-yl)carbamate (CAS 1787911-15-2)
- 4-[3-(Trifluoromethyl)phenyl]-1,3-thiazol-2-amine (CAS 172848-41-8)
- 5-Bromo-2-ethoxypyrimidin-4(1H)-one (CAS 222737-71-5)
- Racecadotril Impurity 3 (CAS 16890-80-5)
- Tetrapeptide-3 (CAS 827306-97-8)
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