CAS 19980-43-9 (1-Cyclopenten-1-yloxy)trimethylsilane (HCID 88326)

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Basic information

CAS: 19980-43-9
Standard SMILES: C[Si](C)(C)OC1=CCCC1
InChIKey: UBMYYGXGMPGCBO-UHFFFAOYSA-N
Molecular formula: C8H16OSi
Average molar mass: 156.301 g/mol
Monoisotopic mass: 156.09704166

Names & identifiers

Preferred name: (1-Cyclopenten-1-yloxy)trimethylsilane
IUPAC: [(Cyclopent-1-en-1-yl)oxy](trimethyl)silane
English name: 1-(Trimethylsiloxy)cyclopentene
Molecular formula: C8H16OSi
Molecular weight: 156.3

Names & synonyms

(cyclopent-1-en-1-yloxy)triMethylsilane1-(TRIMETHYLSILYLOXY)CYCLOPENTENE(CYCLOPENTENYLOXY)TRIMETHYLSILANEDK654DKFELEX01641-(TRIMETHYLSILOXY)CYCLOPENTENE1-Trimethylsiloxy-1-cyclopenteneTRIMETHYLSILYLOXY-1-CYCLOPENTENE(Cyclopentenyloxy)trimethylsylane1-(Trimethylsiloxy)-1-cyclopentene

Database identifiers

CAS: 19980-43-9
PubChem CID: 88326
DTXSID: DTXSID9066548
UNII: 5QBJ7E4BF4
EC Number: 243-448-4
Nikkaji: J1.483.980A、J47.895D

Properties

Physicochemical properties

Boiling point: 45 °C/11 · 45 °C/11 mmHg (lit.)
Density: 0.878 g/mL · 0.878 g/mL at 25 °C (lit.)
refractive index: 20 · n20/D 1.440(lit.)
Flash point: 101 °F · 101 °F
storage temp.: 20 °C · −20°C
form: clear liquid
color: Colorless to Light yellow to Light orange
Specific Gravity: 0.878 · 0.878
Hydrolytic Sensitivity: 7 · 7: reacts slowly with moisture/water
BRN: 385956 · 385956
InChI: 1S/C8H16OSi/c1-10(2,3)9-8-6-4-5-7-8/h6H,4-5,7H2,1-3H3
InChIKey: UBMYYGXGMPGCBO-UHFFFAOYSA-N
SMILES: C[Si](C)(C)OC1=CCCC1
CAS DataBase Reference: 19980 · 19980-43-9(CAS DataBase Reference)
EPA Substance Registry System: Silane, (1-cyclopenten-1-yloxy)trimethyl- (19980-43-9)
UNSPSC Code: 12352100 · 12352100
NACRES: 22 · NA.22
Symbol(GHS): 2 · GHS02,GHS07
Signal word: Warning
Hazard statements: 226 · H226-H315-H319-H335
Precautionary statements: 210 · P210-P302+P352-P305+P351+P338
target organs: Respiratory system
PPE: Eyeshields, Faceshields, Gloves, type ABEK (EN14387) respirator filter
Hazard Codes: Xi
Risk Statements: 10 · 10-36/37/38
Safety Statements: 26 · 26-36
RIDADR: 1993 · UN 1993 3/PG 3
WGK Germany: 3 · 3
F: 10 · 10-21
TSCA: TSCA listed
HazardClass: 3.2 · 3.2
PackingGroup: III
HS Code: 29319090 · 29319090
Storage Class: 3 · 3 - Flammable liquids
Hazard Classifications: 2 Flam · Eye Irrit. 2Flam. Liq. 3Skin Irrit. 2STOT SE 3
Limited Quantities: 5 L · 5.0 L (1.3 gallons) (liquid)
Excepted Quantities: Max Inner Pack (30g or 30ml) and Max Outer Pack (1Kg or 1L)

Safety & regulation

Safety data

F: 10-21
PPE: Eyeshields, Faceshields, Gloves, type ABEK (EN14387) respirator filter
wgk: 3
tsca: TSCA listed
ridadr: UN 1993 3/PG 3
hs_code: 29319090
risk_code: 10-36/37/38
Signal word: Warning
Symbol(GHS): GHS02,GHS07
hazard_code: Xi
safety_code: 26-36
hazard_class: 3.2
Storage Class: 3 - Flammable liquids
packing_group: III
target organs: Respiratory system
Hazard statements: H226-H315-H319-H335
Limited Quantities: 5.0 L (1.3 gallons) (liquid)
Excepted Quantities: Max Inner Pack (30g or 30ml) and Max Outer Pack (1Kg or 1L)
Hazard Classifications: Eye Irrit. 2Flam. Liq. 3Skin Irrit. 2STOT SE 3
Precautionary statements: P210-P302+P352-P305+P351+P338

Chemistry & industry

Applications

Uses1-(Trimethylsiloxy)cyclopentene may be used in chemical synthesis studies.

Upstream & downstream products

Upstream raw materials

Downstream products

1-Trimethylsilyl-2-pyrrolidinone 2-Oxazolidone

Suppliers82 total

梯希爱(上海)化成工业发展有限公司021-67121386 · [email protected]

上海阿拉丁生化科技股份有限公司400-6206333 13167063860 · [email protected]

毕佳索（上海毕得医药科技股份有限公司）400-6005915 · [email protected]

Junwee Chemical co., Ltd.+86-571-85808636 +86-13958122542 · [email protected]

上海仲因实业有限公司2537653158 16621191650 · [email protected]

Related reactions

2 records

New reaction record

HRID 1178747As reactantuspto-grants-2007_10

HRID 1742185As reactantuspto-grants-1994_08

Compound notes

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