Ethyl-d5-Malonic Acid CAS 66311-22-6
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 66311-22-6 |
| Molecular Formula | C5H3D5O4 |
| Molecular Weight | 137.15 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Ethyl-d5-Malonic Acid (CAS 66311-22-6) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C5H3D5O4. Molecular weight: 137.15 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C5H3D5O4 |
| Molecular Weight | 137.15 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO, water |
| Stability | May oxidize slowly on prolonged air exposure; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 4.5 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1975 |
Recommended Standards
- Sunitinib Impurity 63 (CAS 2343-22-8)
- (S)-4-Methyl-1,2,3-oxathiazolidine 2,2-dioxide (CAS 1025505-82-1)
- 6-Fluoro-2,3-Dihydro-1H-Indole (CAS 2343-23-9)
- N-Cyclopropyl-3-(1H-indazol-6-yl)-4-methylbenzamide (CAS 651780-03-9)
- (2Z)-2-(Nitromethylidene)-3-[4-(trifluoromethoxy)phenyl]-1,3-thiazolidin-4-one (CAS 1164500-27-9)
- Dibenzyl Phthalate (CAS 523-31-9)
- 3-Chloro-5-fluoro-2-methylaniline (CAS 886761-87-1)
- Stigmast-4-en-3-one (CAS 1058-61-3)
- 5-Methoxy-1-(phenylsulfonyl)-1H-indole (CAS 56995-12-1)
- Semaglutide impurity 247 (CAS CATO-C4X-2226247)
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