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化工社化工社 化学情報印刷レポート · 研究参考用
HCID 11250作成日:2026年10月27日

2,3-Dimethyl-2-butene

https://huagongshe.com/ja/chemical/11250

2,3-Dimethyl-2-butene の分子構造式

識別子と物理属性

CAS No.563-79-1
分子式C6H12
平均分子量84.16 g/mol
単同位体質量84.09390038 g/mol
SMILESCC(C)=C(C)C
InChIKeyWGLLSSPDPJPLOR-UHFFFAOYSA-N
PubChem CID11250
EC No.209-263-8
DTXSIDDTXSID2060339

化学・物理的性質

XLogP2.9
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6
形式電荷0
複雑度50.1
物質分類Other Classes -> Aliphatics, UnsaturatedFlammable agents - 3rd degree
SpringerMaterials PropertiesSchoenflies notation
蒸気圧126.0 [mmHg]
Physical DescriptionLiquid[Aldrich MSDS]
融点-74.6 °C
沸点73.3 °C
密度0.7075 g/cm3

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, P273, P280, P301+P316, P303+P361+P353, P331, P370+P378, P391, P403+P235, P405, and P501 (click each P-code to see the statement)Aggregated GHS information provided per 154 reports by companies from 5 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.
規制情報Chemical: 2-Butene, 2,3-dimethyl-Status: Active Update: 23-03-2018 https://echa.europa.eu/registration-dossier/-/registered-dossier/237322,3-Dimethyl-2-butene: Does not have an individual approval but may be used under an appropriate group standardThe New Jersey Worker and Community Right to Know Act requires public and private employers to provide information about hazardous substances at their workplaces. (N.J.S.A. 34:5A-1 et. seq.)
有害性の概要May cause irritationHarmful by ingestion (may cause lung damage by aspiration)[Aldrich MSDS] See, 3-Methyl-1-butene.
Hazard Classes and CategoriesFlam. Liq. 2 (100%)Flammable agents - 3rd degree, Reactive agents - 1st degree
有害作用Neurotoxin - Acute solvent syndrome
注意喚起語危険
危険有害性情報コード 危険有害性情報 危険有害性クラス 区分 注意喚起語 シンボル P コード H225