1,1,3,3-Tetramethyl-1,3-dioctyldisiloxane CAS 18642-94-9
Purity >95%In StockPharmaceutical Standards
| CAS No. | 18642-94-9 |
| Molecular Formula | C20H46OSi2 |
| Molecular Weight | 358.75 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
1,1,3,3-Tetramethyl-1,3-dioctyldisiloxane (CAS 18642-94-9) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C20H46OSi2. Molecular weight: 358.75 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C20H46OSi2 |
| Molecular Weight | 358.75 g/mol |
| Purity | >95% |
| Storage | Store at room temperature |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | Stable under recommended storage conditions |
| Degree of Unsaturation (DBE) | -2.0 |
| CAS Registry Year (est.) | 1962 |
Related Tetramethyl Standards
- 4'-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)-2,2':6',2''-terpyridine (CAS 1176879-36-9)
- 1-(3-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)-3-(thiophen-2-ylmethyl)urea (CAS 874301-80-1)
- 1-(2-(4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)phenoxy)ethyl)-1H-1,2,3-triazole-4-carbothialdehyde (CAS 957120-67-1)
- N-(4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)benzenesulfonamide (CAS 914606-88-5)
- 7-(4,4,5,5-Tetramethyl-[1,3,2]dioxaborolan-2-yl)-3,4-dihydro-1H-isoquinoline-2-carboxylic Acid tert-Butyl Ester (CAS 937048-76-5)
- Methyl 3-(5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-2-(trifluoromethyl)phenyl)propanoate (CAS 1256945-03-5)
- Ethyl 5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-2-(trifluoromethoxy)benzoate (CAS 2121515-17-9)
- 1-Benzyl-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-4-(trimethylsilyl)-1H-1,2,3-triazole (CAS 1130489-19-8)
Recommended Standards
- Ethyl 1-((2-chloro-5-nitrophenyl)sulfonyl)-1H-pyrrole-2-carboxylate (CAS 173908-23-1)
- (E)-1-(1-(3-chloro-5-(trifluoromethyl)pyridin-2-yl)-2-methyl-1H-imidazol-4-yl)-3-(dimethylamino)prop-2-en-1-one (CAS 250714-15-9)
- 1-(4-(3-Chlorophenyl)-3-oxo-3,4-dihydropyrazin-2-yl)-3-(3-fluorophenyl)urea (CAS 1105196-21-1)
- 2,4-Dichloro-5,7-dihydrofuro[3,4-b]pyridine (CAS 1086321-79-0)
- 2-((4-Benzyl-5-(2-fluorophenyl)-4H-1,2,4-triazol-3-yl)thio)-N-(1-cyanocyclohexyl)propanamide (CAS 853592-85-5)
- Methyl 2-(4-formylphenyl)acetate (CAS 96524-70-8)
- 3-[3-(trifluoromethyl)-1h-pyrazol-1-yl]propan-1-amine (CAS 1006455-31-7)
- 2-CYANOPHENYLBORONIC ACID NEOPENTYL ESTER (CAS 214360-47-1)
- 1,4-Dioxaspiro[5.5]undecane-9-carboxylic acid (CAS 1547039-39-3)
- Prolactin-Releasing Peptide (1-31) (rat) (CAS 215510-06-8)
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)
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