Methylcyclopentene

Modify Date: 2026-07-09 12:19:43

Methylcyclopentene Structure
Methylcyclopentene structure
 Common Name Methylcyclopentene
CAS Number 693-89-0 Molecular Weight 82.144
Density 0.8±0.1 g/cm3 Boiling Point 78.4±7.0 °C at 760 mmHg
Molecular Formula C6H10 Melting Point -142°C
MSDS N/A Flash Point -17.2±0.0 °C

 Names

Name 1-Methylcyclopentene
Synonym More Synonyms

 Chemical & Physical Properties

Density 0.8±0.1 g/cm3
Boiling Point 78.4±7.0 °C at 760 mmHg
Melting Point -142°C
Molecular Formula C6H10
Molecular Weight 82.144
Flash Point -17.2±0.0 °C
Exact Mass 82.078247
LogP 2.92
Vapour Pressure 102.5±0.1 mmHg at 25°C
Index of Refraction 1.460
InChIKey ATQUFXWBVZUTKO-UHFFFAOYSA-N
SMILES CC1=CCCC1
Storage condition Flammables area

 Safety Information

Hazard Codes F:Flammable;Xn:Harmful;
Risk Phrases R11;R65
Safety Phrases S16-S62-S7
RIDADR UN 3295 3/PG 2
WGK Germany 3
Packaging Group II
Hazard Class 3
HS Code 29021990

 Synthetic Route

 Customs

HS Code 2902199090
Summary 2902199090 other cyclanes, cyclenes and cyclotherpenes。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:2.0%。General tariff:30.0%

 Synonyms

1-Cyclopentene,1-methyl
1-methyl-cyclopentene
1-Methyl-1-cyclopentane
1-methylcylopentene
1-Methylcyclopent-1-ene
EINECS 211-762-0
cyclopentene,1-methyl
Cyc1opentene,l-methyl
Methylcyclopentene
1-Methylcyclopentene
1-METHYL-1-CYCLOPENTENE
MFCD00001397
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3-[2-[2-[2-[2-[3-[[(1S)-1-[(2S,4R)-4-hydroxy-2-[[4-(4-methylthiazol-5-yl)phenyl]methylcarbamoyl]pyrrolidine-1-carbonyl]-2,2-dimethyl-propyl]amino]-3-oxo-propoxy]ethoxy]ethoxy]ethoxy]ethoxy]benzoic acid
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4-[2-[2-[2-[2-[3-[[(1S)-1-[(2S,4R)-4-hydroxy-2-[[4-(4-methylthiazol-5-yl)phenyl]methylcarbamoyl]pyrrolidine-1-carbonyl]-2,2-dimethyl-propyl]amino]-3-oxo-propoxy]ethoxy]ethoxy]ethoxy]ethoxy]benzoic acid
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tert-butyl N-[(1S)-4-amino-1-[[9-[[(1S)-1-[(2S,4R)-4-hydroxy-2-[[4-(4-methylthiazol-5-yl)phenyl]methylcarbamoyl]pyrrolidine-1-carbonyl]-2,2-dimethyl-propyl]amino]-9-oxo-nonoxy]methyl]-4-oxo-butyl]carbamate
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tert-butyl N-[(1R)-1-[4-[3-[3-[2-[[(1S)-1-[(2S,4R)-4-hydroxy-2-[[4-(4-methylthiazol-5-yl)phenyl]methylcarbamoyl]pyrrolidine-1-carbonyl]-2,2-dimethyl-propyl]amino]-2-oxo-ethoxy]propoxy]prop-1-ynyl]phenyl]ethyl]carbamate
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tert-butyl N-[2-[2-[2-(2-aminoethoxy)ethoxy]ethoxy]ethyl]-N-[5-[[(1S)-1-[(2S,4R)-4-hydroxy-2-[[4-(4-methylthiazol-5-yl)phenyl]methylcarbamoyl]pyrrolidine-1-carbonyl]-2,2-dimethyl-propyl]amino]-5-oxo-pentyl]carbamate
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tert-butyl N-[2-[2-[2-(2-aminoethoxy)ethoxy]ethoxy]ethyl]-N-[2-[2-[[(1S)-1-[(2S,4R)-4-hydroxy-2-[[4-(4-methylthiazol-5-yl)phenyl]methylcarbamoyl]pyrrolidine-1-carbonyl]-2,2-dimethyl-propyl]amino]-2-oxo-ethoxy]ethyl]carbamate
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tert-butyl N-[2-(2-aminoethoxy)ethyl]-N-[2-[2-[2-[2-[[(1S)-1-[(2S,4R)-4-hydroxy-2-[[4-(4-methylthiazol-5-yl)phenyl]methylcarbamoyl]pyrrolidine-1-carbonyl]-2,2-dimethyl-propyl]amino]-2-oxo-ethoxy]ethoxy]ethoxy]ethyl]carbamate
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tert-butyl N-[2-[2-(2-aminoethoxy)ethoxy]ethyl]-N-[2-[2-[2-[[(1S)-1-[(2S,4R)-4-hydroxy-2-[[4-(4-methylthiazol-5-yl)phenyl]methylcarbamoyl]pyrrolidine-1-carbonyl]-2,2-dimethyl-propyl]amino]-2-oxo-ethoxy]ethoxy]ethyl]carbamate
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tert-butyl N-[2-[2-[2-[2-(2-aminoethoxy)ethoxy]ethoxy]ethoxy]ethyl]-N-[2-[[(1S)-1-[(2S,4R)-4-hydroxy-2-[[4-(4-methylthiazol-5-yl)phenyl]methylcarbamoyl]pyrrolidine-1-carbonyl]-2,2-dimethyl-propyl]amino]-2-oxo-ethyl]carbamate
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tert-butyl N-[2-[2-[2-[2-[2-[2-[[(1S)-1-[(2S,4R)-4-hydroxy-2-[[4-(4-methylthiazol-5-yl)phenyl]methylcarbamoyl]pyrrolidine-1-carbonyl]-2,2-dimethyl-propyl]amino]-2-oxo-ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethyl]carbamate
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