Metaraminol Impurity 3 CAS 918-44-5
Purity 97%+In StockPharmacopoeial Impurity Standards
| CAS No. | 918-44-5 |
| Molecular Formula | C5H8O4 |
| Molecular Weight | 132.11 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies Metaraminol Impurity 3 (CAS 918-44-5), a pharmacopoeial impurity standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C5H8O4. Molecular weight: 132.11 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C5H8O4 |
| Molecular Weight | 132.11 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO, water |
| Stability | Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 2.0 |
| CAS Registry Year (est.) | 1957 |
Related Metaraminol Standards
- Metaraminol Impurity 19 (CAS CATO-C4X-225219)
- Metaraminol Impurity 15 (CAS 13103-80-5)
- R-Metaraminol Impurity 43 (CAS 21477-91-8)
- Metaraminol Impurity 37 (CAS 55789-02-1)
- Metaraminol Impurity N2 (CAS 693772-30-4)
- Metaraminol Impurity 27 (CAS 78523-29-2)
- Metaraminol Impurity 10 (CAS 639070-81-8)
- Metaraminol Impurity 18 (CAS CATO-C4X-225218)
Recommended Standards
- Monoethyl Malonate (CAS 1071-46-1)
- Glutaric Acid (CAS 110-94-1)
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- Ceritinib Impurity 29 (CAS CATO-C4X-104829)
- Brivaracetam Impurity 59 (CAS CATO-C4X-200759)
- Tyrosine kinase-IN-1 (CAS 705946-27-6)
- 4-(4-Methoxyphenyl)thiazol-2-amine (CAS 2104-04-3)
- 4,7-dibromopyrazolo[1,5-a]pyridine (CAS 1473425-66-9)
- 5-((4-Chloro-2-methoxyphenyl)amino)-1,3,4-thiadiazole-2(3H)-thione (CAS 61335-30-6)
- 103244-41-3 Insulin-like Growth Factor-II fragment 33-40 Ser-Arg-Val-Ser-Arg-Arg-Ser-Arg (CAS 103244-41-3)
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