3,3'-Oxybis(3-cyclohexyl-1,1,5,5-tetramethyltrisiloxane) CAS 302912-36-3
| CAS No. | 302912-36-3 |
| Molecular Formula | C20H46O5Si6 |
| Molecular Weight | 535.09 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO manufactures 3,3'-Oxybis(3-cyclohexyl-1,1,5,5-tetramethyltrisiloxane) under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
3,3'-Oxybis(3-cyclohexyl-1,1,5,5-tetramethyltrisiloxane) (CAS 302912-36-3), molecular formula C20H46O5Si6 and molecular weight 535.09 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, 3,3'-Oxybis(3-cyclohexyl-1,1,5,5-tetramethyltrisiloxane) (C20H46O5Si6) contains a carboxylic acid group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of -2.0, corresponding to approximately 0 ring(s) or double-bond equivalent(s). With a molecular weight of 535.09 g/mol, it falls into the moderately-high-molecular-weight range.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C20H46O5Si6 |
| Molecular Weight | 535.09 g/mol |
| Purity | 97%+ |
| Storage | Store at room temperature, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | Stable under recommended storage conditions |
| Degree of Unsaturation (DBE) | -2.0 |
| CAS Registry Year (est.) | 2025 |
Related Oxybis Standards
- 3,3'-Oxybis(3-(chloromethyl)-1,1,1,5,5,5-hexamethyltrisiloxane) (CAS 17909-34-1)
- Oxybis(phenyl-l3-iodanediyl) dinitrate (CAS 64492-77-9)
- 4,4'-Oxybis(3-(2-bromoethyl)-1,2-dichlorobenzene) (CAS 3245-41-8)
- 3,3'-(Oxybis(1,3-dioxoisoindoline-5,2-diyl))dibenzoic acid (CAS 304871-39-4)
- 4,4'-((Oxybis(4,1-phenylene))bis(oxy))bis(3-(trifluoromethyl)aniline) (CAS 399506-42-4)
- 4,4'-Oxybis(2,6-dibromoaniline) (CAS 61381-91-7)
- 3,3'-Oxybis(3-allyl-1,1,1,5,5,5-hexamethyltrisiloxane) (CAS 211931-07-6)
- (Oxybis(2,1-phenylene))bis(dicyclohexylphosphine) (CAS 434336-16-0)
Recommended Standards
- 2-((5-(((4-Chlorophenyl)amino)methyl)-4-phenyl-4H-1,2,4-triazol-3-yl)thio)-N-(3-cyano-4,5,6,7-tetrahydrobenzo[b]thiophen-2-yl)acetamide (CAS 332930-56-0)
- 2-((5-(4-(tert-Butyl)phenyl)-4-(4-methoxyphenyl)-4H-1,2,4-triazol-3-yl)thio)-N-(2-chloro-4,6-dimethylphenyl)acetamide (CAS 477313-61-4)
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- 3-Chloro-2-nitropyridin-4-ol (CAS 1807249-93-9)
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- Iron(III) 2-Ethylhexanoate (Nominally 50% in mineral spirits, Fe 6%) (CAS 7321-53-1)
- Apalutamide Impurity 54 (CAS 1332389-57-7)
- 3-(Thiophen-2-yl)-1,2-oxazol-5-ol (CAS 1354918-21-0)
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- (R)-1-(3,4-Dimethoxyphenyl)-2-((4-(4-methoxyphenyl)butyl)amino)ethan-1-ol (CAS 958292-71-2)
- {4-[5-(4-Methylphenyl)-1,2,4-oxadiazol-3-yl]phenyl}boronic acid (CAS 2377609-92-0)
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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