14283-35-3 Trimethylsilylmethylisocyanate 60% in dimethylsulfoxide trimethylsilylmethylisocyanate CAS 14283-35-3
| CAS No. | 14283-35-3 |
| Molecular Formula | C5H11NOSi |
| Molecular Weight | 129.23 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
14283-35-3 Trimethylsilylmethylisocyanate 60% in dimethylsulfoxide trimethylsilylmethylisocyanate (CAS 14283-35-3) is a high-purity analytical reference standard with the molecular formula C5H11NOSi and a molecular weight of 129.23 g/mol.
Structurally, 14283-35-3 Trimethylsilylmethylisocyanate 60% in dimethylsulfoxide trimethylsilylmethylisocyanate (C5H11NOSi) contains an amide group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 1.0, corresponding to approximately 1 ring(s) or double-bond equivalent(s). With a molecular weight of 129.23 g/mol, it falls into the low-molecular-weight range. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
As a certified reference material (CRM), 14283-35-3 Trimethylsilylmethylisocyanate 60% in dimethylsulfoxide trimethylsilylmethylisocyanate meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
Physical & Chemical Properties
| Molecular Formula | C5H11NOSi |
| Molecular Weight | 129.23 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 1.0 |
| CAS Registry Year (est.) | 1961 |
| Nitrogen Atoms | 1 |
Recommended Standards
- Piperidine-1-carbothialdehyde (CAS 7584-63-6)
- 2-((Trimethylsilyl)oxy)acetonitrile (CAS 40326-15-6)
- n-Amyl Isothiocyanate (CAS 629-12-9)
- 4-Ethylhexan-1-amine (CAS 1000510-56-4)
- (4-(Ethoxymethyl)phenyl)boronic acid (CAS 279262-31-6)
- (S)-3-(3,5-Dimethyl-4-((1,2,3,4-tetrahydrobenzo[4,5]imidazo[1,2-a]pyrimidin-9-yl)oxy)benzamido)-3-phenylpropanoic acid (CAS 866082-16-8)
- 2-(6-fluoro-1-methyl-1H-indol-3-yl)ethan-1-amine hydrochloride (CAS 1689575-80-1)
- (1-(3-Bromobenzyl)-1h-imidazol-5-yl)methanamine hydrochloride (CAS 1707580-62-8)
- (2R,3R)-1-(Dimethylamino)-3-(3-methoxyphenyl)-2-methyl-3-pentanol (Hydrochloride) (CAS 175774-12-6)
- 3,7-Difluoro-6-methoxyquinoline (CAS 851973-12-1)
- 2-ACetyloctahydro-2,7-naphthyridin-4a(2h)-ol hydrochloride (CAS 2108831-92-9)
- 2-Amino-N-mesitylacetamide (CAS 92885-79-5)
- 2-(3-Benzyl-2,4,5-trioxoimidazolidin-1-yl)acetamide (CAS 303986-66-5)
- Semaglutide Impurity 8 (CAS CATO-C4X-22268)
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 18665070610 / Nicole.chen@cato-chem.com