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HCID 11549作成日:2026年10月26日

1,1-Dimethylcyclohexane

https://huagongshe.com/ja/chemical/11549

1,1-Dimethylcyclohexane の分子構造式

識別子と物理属性

CAS No.27195-67-1
分子式C8H16
平均分子量112.21 g/mol
単同位体質量112.12520051 g/mol
SMILESCC1(C)CCCCC1
InChIKeyQEGNUYASOUJEHD-UHFFFAOYSA-N
PubChem CID11549
ChEBICHEBI:229279
EC No.209-687-3
DTXSIDDTXSID1074832

化学・物理的性質

XLogP3.9
極性表面積0
水素結合供与体数0
水素結合受容体数0
回転可能結合数0
重原子数8
形式電荷0
複雑度64.1
SolventsSolvents -> Aliphatics, Saturated (<C12)
SpringerMaterials PropertiesSchoenflies notation
蒸気圧22.7 [mmHg]
Physical DescriptionClear colorless liquid[Sigma-Aldrich MSDS]
融点-33.3 °C
沸点119.6 °C
密度0.798 g/cm3(Temp: 15 °C)

安全性と法規制

GHS 分類DangerH225 (100%): Highly Flammable liquid and vapor [Danger Flammable liquids]P210, P233, P240, P241, P242, P243, P280, P303+P361+P353, P370+P378, P403+P235, and P501 (click each P-code to see the statement)Aggregated GHS information provided per 42 reports by companies from 1 notifications to the ECHA C&L Inventory.
火災危険· HIGHLY FLAMMABLE: Will be easily ignited by heat, sparks or flames.
健康有害性CAUTION: Petroleum crude oil (UN1267) may contain TOXIC hydrogen sulphide gas.
有害性の概要May cause irritation[Sigma-Aldrich MSDS] See Cyclohexane.
輸送番号・ガイド(DOT)2263 128
DOT Hazard ClassificationDimethylcyclohexanesUN2263Class 3 Flammable and combustible liquid (49 eCFR § 173.120)PG II: the degree of danger presented by the material is medium
Hazard Classes and CategoriesFlam. Liq. 2 (100%)
漏出応急措置· CALL 911. Then call emergency response telephone number on shipping paper. If shipping paper not available or no answer, refer to appropriate telephone number listed on the inside back cover.· ELIMINATE all ignition sources (no smoking, flares, sparks or flames) from immediate area.
応急処置General First Aid:
暴露管理・個人防護· Wear positive pressure self-contained breathing apparatus (SCBA).
Isolation and EvacuationImmediate precautionary measure
Emergency Response Planning GuidelinesCAUTION: The majority of these products have a very low flash point. Use of water spray when fighting fire may be inefficient.
有害作用Neurotoxin - Acute solvent syndrome