Methanethiol, trimethylsilyl-

HCID 140342

Notes Reactions

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Basic information

CAS: 18165-76-9
Standard SMILES: C[Si](C)(C)CS
InChIKey: IIYTXTQVIDHSSL-UHFFFAOYSA-N
Molecular formula: C4H12SSi
Average molar mass: 120.29 g/mol
Monoisotopic mass: 120.04289809

Names & identifiers

Preferred name: Methanethiol, trimethylsilyl-
IUPAC: trimethylsilylmethanethiol
English name: Trimethylsilylmethanethiol
Molecular formula: C4H12SSi
Molecular weight: 120.29

Names & synonyms

18165-76-9(trimethylsilyl)methanethiolMethanethiol, trimethylsilyl-DTXSID70171175RefChem:811548DTXCID7093666677-353-8TrimethylsilylmethanethiolTrimethylsilylmethyl MercaptanMethanethiol, 1-(trimethylsilyl)-MFCD00059112trimethylsilylmethane thiol

Show more names

rimethylsilylmethanethiolMercaptomethyltrimethylsilanetrimethylsilylmethanethiol93+%

Methanethiol, (trimethylsilyl)-C4H12SSimercaptomethyl trimethylsilaneSCHEMBL1432935SCHEMBL5080529SCHEMBL11041209AKOS006227592FT61206

Database identifiers

CAS: 18165-76-9
PubChem CID: 140342
DTXSID: DTXSID70171175
EC Number: 677-353-8
Nikkaji: J47.465G

Properties

Computed structural properties

Topological polar surface area: 1 Å²
Hydrogen bond donors: 1
Hydrogen bond acceptors: 1
Rotatable bonds: 1
Heavy atoms: 6
Formal charge: 0
Complexity: 37

Physicochemical properties

Boiling point: 116 °C · 116 °C
Density: 0 · 0,85 g/cm3
refractive index: 1.447 to · 1.4470 to 1.4510
pka: 10.42 · 10.42±0.10(Predicted)
form: clear liquid
color: Colorless to Almost colorless
Symbol(GHS): 7 · GHS07
Signal word: Warning
Hazard statements: 319 · H319-H315
Precautionary statements: 264 · P264-P280-P302+P352-P321-P332+P313-P362-P264-P280-P305+P351+P338-P337+P313P
Risk Statements: 10 · 10
Safety Statements: 16 · 16
RIDADR: 1993 · 1993
HS Code: 2931.9 · 2931.90.9010
HazardClass: 3 · 3
PackingGroup: II

Safety & regulation

GHS classification

GHS Classification · 5 items

Danger

H225 (50%): Highly Flammable liquid and vapor [Danger Flammable liquids]；H315 (100%): Causes skin irritation [Warning Skin corrosion/irritation]；H319 (100%): Causes serious eye irritation [Warning Serious eye damage/eye irritation]；H335 (50%): May cause respiratory irritation [Warning Specific target organ toxicity, single exposure; Respiratory tract irritation]

P210, P233, P240, P241, P242, P243, P261, P264, P264+P265, P271, P280, P302+P352, P303+P361+P353, P304+P340, P305+P351+P338, P319, P321, P332+P317, P337+P317, P362+P364, P370+P378, P403+P233, P403+P235, P405, and P501 (click each P-code to see the statement)

Aggregated GHS information provided per 2 reports by companies from 2 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.；Information may vary between notifications depending on impurities, additives, and other factors. The percentage value in parenthesis indicates the notified classification ratio from companies that provide hazard codes. Only hazard codes with percentage values above 10% are shown. For more detailed information, please visit ECHA C&L website.

Hazard information

Hazard Classes and CategoriesFlam. Liq. 2 (50%)；Skin Irrit. 2 (100%)；Eye Irrit. 2A (100%)；STOT SE 3 (50%)

Safety data

ridadr: 1993
hs_code: 2931.90.9010
risk_code: 10
Signal word: Warning
Symbol(GHS): GHS07
safety_code: 16
hazard_class: 3
packing_group: II
Hazard statements: H319-H315
Precautionary statements: P264-P280-P302+P352-P321-P332+P313-P362-P264-P280-P305+P351+P338-P337+P313P