Trimethoxy(methyl)silane CAS 1185-55-3
Purity >95%In StockPharmaceutical Standards
| CAS No. | 1185-55-3 |
| Molecular Formula | C4H12O3Si |
| Molecular Weight | 136.22 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Trimethoxy(methyl)silane (CAS 1185-55-3) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C4H12O3Si. Molecular weight: 136.22 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C4H12O3Si |
| Molecular Weight | 136.22 g/mol |
| Purity | >95% |
| 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) | -1.0 |
| CAS Registry Year (est.) | 1957 |
Related Trimethoxy Standards
- 4,4,4-Trimethoxy-1-butene (CAS 58070-27-2)
- 1,1,1-Trimethoxy-2-methylpropane (CAS 52698-46-1)
- 2,2,2-Trimethoxy-acetamide (CAS 75654-11-4)
- 1,1,1-Trimethoxy-3-methylbutane (CAS 74252-65-6)
- N,2,2-Trimethoxy-N-methylacetamide (CAS 1401816-27-0)
- Trimethoxy-acetic acid hydrazide (CAS 75654-14-7)
- Trimethoxy(propyl)silane (CAS 1067-25-0)
- Trimethoxy(methoxymethyl)silane (CAS 22859-36-5)
Recommended Standards
- Naphthalene-d8 (CAS 1146-65-2)
- (-)-Sabinene (CAS 10408-16-9)
- Polyphenylmethyldimethylsiloxane, average M.W. 2500 - 2700 (CAS 9005-12-3)
- 5-(5-Methylbenzo[b]thiophen-2-yl)-1H-pyrrole-2-carboxylic acid (CAS 1889850-01-4)
- 5-(3-Chloro-4-fluorophenoxy)pentanenitrile (CAS 1443351-13-0)
- 2-(4-Chlorophenyl)-5-isopropyl-6-methylpyrimidin-4(1H)-one (CAS 61442-46-4)
- 5-Cyclopropoxy-N-methyl-2-(trifluoromethyl)pyridin-3-amine (CAS 1243363-96-3)
- tert-Butyl 2-(quinolin-6-yl)pyrrolidine-1-carboxylate (CAS 1355225-80-7)
- Methyl 6-methylimidazo[1,2-a]pyridine-3-carboxylate (CAS 1359656-03-3)
- Semaglutide impurity 272 (CAS CATO-C4X-2226272)
Why CATO?
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