1-Methyl-1-cyclopentene - ≥98%(GC) , CAS No.693-89-0

CAS: 693-89-0 Cat. No.: M158230 Molecular Weight: 82.15 Beilstein Registry Number: 1900640 EC Number: 211-762-0

GRADE & PURITY ≥98%(GC)

Synonyms

EINECS 211-762-0 | W-104632 | Q24736866 | 1-methylcyclopent-1-ene | 1-methylcyclopentene-1 | Cyc1opentene,l-methyl- | 1-Methyl-1-cyclopentane | EN300-78632 | MFCD00001397 | A836472 | DTXSID50870755 | UNII-V03M1DZC9I | InChI=1/C6H10/c1-6-4-2-3-5-6/h4H,2-3,

Storage

Room temperature,Argon charged

Shipped In

FedEx DG Service

Specifications

Synonyms

EINECS 211-762-0 | W-104632 | Q24736866 | 1-methylcyclopent-1-ene | 1-methylcyclopentene-1 | Cyc1opentene, l-methyl- | 1-Methyl-1-cyclopentane | EN300-78632 | MFCD00001397 | A836472 | DTXSID50870755 | UNII-V03M1DZC9I | InChI=1/C6H10/c1-6-4-2-3-5-6/h4H, 2-3,

Specifications & Purity

≥98%(GC)

Storage

Room temperature, Argon charged

Shipped In

FedEx DG Service

This product requires cold chain shipping. Ground and other economy services are not available.

Purity

≥98%(GC)

Names and Identifiers

• Pubchem Sid: 488181727
• Pubchem Sid Url: https://pubchem.ncbi.nlm.nih.gov/substance/488181727
• Canonical Smiles: CC1=CCCC1
• IUPAC Name: 1-methylcyclopentene
• InChIKey: ATQUFXWBVZUTKO-UHFFFAOYSA-N
• INCHI: 1S/C6H10/c1-6-4-2-3-5-6/h4H,2-3,5H2,1H3
• Isomeric SMILES: CC1=CCCC1
• WGK Germany: 3
• Molecular Weight: 82.15
• Beilstein: 1900640
• Reaxy-Rn: 1900640
• Reaxys-RN_link_address: https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=1900640&ln=

Taxonomic Classification

Taxonomy Tree

• Kingdom Organic compounds
  • Superclass Hydrocarbons
    • Class Unsaturated hydrocarbons
      • Subclass Branched unsaturated hydrocarbons

• Kingdom: Organic compounds
• Superclass: Hydrocarbons
• Class: Unsaturated hydrocarbons
• Subclass: Branched unsaturated hydrocarbons
• Intermediate Tree Nodes: Not available
• Direct Parent: Branched unsaturated hydrocarbons
• Alternative Parents: Cycloalkenes Unsaturated aliphatic hydrocarbons
• Molecular Framework: Aliphatic homomonocyclic compounds
• Substituents: Branched unsaturated hydrocarbon - Cycloalkene - Cyclic olefin - Unsaturated aliphatic hydrocarbon - Olefin - Aliphatic homomonocyclic compound
• Description: This compound belongs to the class of organic compounds known as branched unsaturated hydrocarbons. These are hydrocarbons that contains one or more unsaturated carbon atoms, and an aliphatic branch.
• External Descriptors: Not available

Data sources

1. Djoumbou Feunang Y, Eisner R, Knox C, Chepelev L, Hastings J, Owen G, Fahy E, Steinbeck C, Subramanian S, Bolton E, Greiner R, and Wishart DS. ClassyFire: Automated Chemical Classification With A Comprehensive, Computable Taxonomy. Journal of Cheminformatics, 2016, 8:61.

DOI: 10.1186/s13321-016-0174-y

Chemical and Physical Properties

• Sensitivity: Air Sensitive
• Refractive Index: 1.43
• Flash Point(°F): -2.2 °F
• Flash Point(°C): -19°C(lit.)
• Boil Point(°C): 75°C
• Melt Point(°C): -142°C
• Molecular Weight: 82.140 g/mol
• XLogP3: 1.800
• Hydrogen Bond Donor Count: 0
• Hydrogen Bond Acceptor Count: 0
• Rotatable Bond Count: 0
• Exact Mass: 82.0783 Da
• Monoisotopic Mass: 82.0783 Da
• Topological Polar Surface Area: 0.000 Ų
• Heavy Atom Count: 6
• Formal Charge: 0
• Complexity: 70.100
• Isotope Atom Count: 0
• Defined Atom Stereocenter Count: 0
• Undefined Atom Stereocenter Count: 0
• Defined Bond Stereocenter Count: 0
• Undefined Bond Stereocenter Count: 0
• The total count of all stereochemical bonds: 0
• Covalently-Bonded Unit Count: 1

References

1. Xueqian Zhang, Jiasong Yan, Shuai Yuan, Shanqing Yu, Qingyu Liu, Xikai Wang, Rui Li.  (2025)  Chemistry of catalytic cracking of cyclohexene and 1-methylcyclopentene.  Reaction Chemistry & Engineering,      [PMID:] [10.1039/D5RE00033E]