Basic information
- CAS
18623-11-5- Standard SMILES
CCCCCCCCCCCCCCCCCC[SiH3]- InChIKey
YTJSFYQNRXLOIC-UHFFFAOYSA-N- Molecular formula
- C18H40Si
- Average molar mass
- 284.6 g/mol
- Monoisotopic mass
- 284.28992781
Names & identifiers
- Preferred name
- Octadecylsilane
- IUPAC
- octadecylsilane
- English name
- n-Octadecylsilane
- Molecular formula
- C18H40Si
- Molecular weight
- 284.6
Names & synonyms
DTXSID20885058RefChem:855783DTXCID701024464242-453-918623-11-562PU8XK4BVOctadecylsilaneSilane, octadecyl-CID 87730octadecylsilanCtadecylsilaneN-Ctadecylsilane
Show more names
octadecyl-silann-OctadecylsilaneoctadecylsilanemixtureofisomersOCTADECYLSILANE/N-OCTADECYLSILANEOCTADECYLSILANE, 97%, MIXTURE OF ISOMERS
Silane,octadecyl-SCHEMBL11696NS00052538F71939J-011950
Database identifiers
- CAS
18623-11-5- PubChem CID
- 87730
- DTXSID
DTXSID20885058- EC Number
- 242-453-9
Properties
Computed structural properties
- Topological polar surface area
- 0 Ų
- Hydrogen bond donors
- 0
- Hydrogen bond acceptors
- 0
- Rotatable bonds
- 16
- Heavy atoms
- 19
- Formal charge
- 0
- Complexity
- 145
Physicochemical properties
- Melting point
- 29 °C · 29 °C (lit.)
- Boiling point
- 195 °C/15 · 195 °C/15 mmHg (lit.)
- Density
- 0.795 g/mL · 0.795 g/mL at 25 °C (lit.)
- Flash point
- 230 °F · 230 °F
- form
- solid
- Specific Gravity
- 0.795 · 0.795
- Hydrolytic Sensitivity
- 3 · 3: reacts with aqueous base
- InChI
- 1S/C18H40Si/c1-2-3-4-5-6-7-8-9-10-11-12-13-14-15-16-17-18-19/h2-18H2,1,19H3
- InChIKey
- YTJSFYQNRXLOIC-UHFFFAOYSA-N
- SMILES
- CCCCCCCCCCCCCCCCCC[SiH3]
- FDA UNII
- 62 PU8XK4BV · 62PU8XK4BV
- EPA Substance Registry System
- Silane, octadecyl- (18623-11-5)
- UNSPSC Code
- 12352103 · 12352103
- NACRES
- 22 · NA.22
- Symbol(GHS)
- 7 · GHS07
- Signal word
- Warning
Safety & regulation
Safety information is for reference only and does not replace the supplier’s Safety Data Sheet (SDS), applicable regulations, or professional assessment.
GHS classification
GHS Classification
Warning
H315 (100%): Causes skin irritation [Warning Skin corrosion/irritation]
P261, P264, P264+P265, P271, P280, P302+P352, P304+P340, P305+P351+P338, P319, P321, P332+P317, P337+P317, P362+P364, P403+P233, P405, and P501 (click each P-code to see the statement)
Aggregated GHS information provided per 39 reports by companies from 2 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.
Hazard information
Hazard Classes and CategoriesSkin Irrit. 2 (100%)
Safety data
- wgk
- 1
- tsca
- TSCA listed
- hs_code
- 29319090
- risk_code
- 36/37/38
- Signal word
- Warning
- Symbol(GHS)
- GHS07
- hazard_code
- Xi
- safety_code
- 26-36
- Storage Class
- 11 - Combustible Solids
- target organs
- Respiratory system
- Hazard statements
- H315-H319-H335
- Hazard Classifications
- Eye Irrit. 2Skin Irrit. 2STOT SE 3
- Precautionary statements
- P261-P264-P271-P280-P302+P352-P305+P351+P338
Chemistry & industry
Uses & manufacturing
General Manufacturing InformationSilane, octadecyl-: ACTIVE
Applications
UsesOctadecylsilane can be used as a modifying agent for montmorillonite clay nanoparticles, which are used as a filler material in the synthesis of poly(methyl methacrylate) (PMMA)/silylated montmorillonite composites.
Suppliers57 total
湖北永阔科技有限公司027-59223108 15972152991 · [email protected]
Career Henan Chemica Co+86-0371-86658258 +86-13203830695 · [email protected]
温州共赢化学有限公司+86-0086-577-64498589 +86-15355981851 · [email protected]
上海毕得医药科技股份有限公司400-1647117 13681763483 · [email protected]
陕西缔都新材料有限公司029-63373950 17392216152 · [email protected]
湖北云镁科技有限公司027-59206672 18327059871 · [email protected]
Dayang Chem (Hangzhou) Co.,Ltd.+86-0571-88938639 17705817739 · [email protected]
Aladdin Scientific[email protected]
毕佳索（上海毕得医药科技股份有限公司）400-6005915 · [email protected]
南京硅创新材料有限公司
Related reactions
0 records
No reaction records under the current filter.
Compound notes
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