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Huagongshe화공사 화학 정보 인쇄 보고서 · 연구 참고용
HCID 13005생성일: 2026년 10월 26일

2-메틸-1,3-사이클로펜탄디온

2-메틸-1,3-사이클로펜탄디온 · 1,3-Cyclopentanedione, 2-methyl- · 2-Methylcyclopentane-1,3-dione · 2-Methyl-1 · 2-Methyl-1,3-cyclopentadione · -1,3-cycL · METHYLCYCLE-D · 2-Methylcyclopentan-1,3-dion

https://huagongshe.com/ko/chemical/13005

2-메틸-1,3-사이클로펜탄디온 분자 구조식

식별자 및 물리적 특성

CAS No.765-69-5
분자식C6H8O2
평균 분자량112.13 g/mol
단동위원소 질량112.0524295 g/mol
SMILESCC1C(=O)CCC1=O
InChIKeyHXZILEQYFQYQCE-UHFFFAOYSA-N
PubChem CID13005
ChEMBLCHEMBL363186
EC No.212-153-2
DTXSIDDTXSID30227309
현지명2-메틸-1,3-사이클로펜탄디온

화학 및 물리적 성질

XLogP0.2
극성 표면적34.1
수소 결합 공여자 수0
수소 결합 수용자 수2
회전 가능 결합 수0
무거운 원자 수8
형식 전하0
복잡도121
녹는점212-215 °C (lit.)
끓는 점213°C (estimate)
밀도1.0795 (rough estimate)
굴절률1.4550 (estimate)
저장 조건Store below +30°C.
용해도뜨거운 메탄올에 대한 용해도(거의 투명함).
pKa(산도 계수)10.83±0.20(Predicted)
물리적 상태결정성 분말
색상밝은 베이지부터 황갈색까지
pH2.95 at 24.7℃ and 10g/L
BRN1237255
InChI1S/C6H8O2/c1-4-5(7)2-3-6(4)8/h4H,2-3H2,1H3
InChIKeyHXZILEQYFQYQCE-UHFFFAOYSA-N
SMILESCC1C(=O)CCC1=O
LogP(분배 계수)-0.8 at 30℃ and pH7.66
NIST1,3-Cyclopentanedione, 2-methyl-(765-69-5)

화학적 성질

LIGHT BEIGE TO TAN CRYSTALLINE POWDER

안전 및 규제

GHS 분류WarningH319 (99.1%): Causes serious eye irritation [Warning Serious eye damage/eye irritation]P264+P265, P273, P280, P305+P351+P338, P337+P317, and P501 (click each P-code to see the statement)Aggregated GHS information provided per 107 reports by companies from 4 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.
규제 정보Chemical: 1,3-Cyclopentanedione, 2-methyl-Status: Active Update: 14-08-2018 https://echa.europa.eu/registration-dossier/-/registered-dossier/163101,3-Cyclopentanedione, 2-methyl-: Does not have an individual approval but may be used under an appropriate group standard
기타 안전 정보Evaluation - Chemicals that are unlikely to require further regulation to manage risks to human health
Hazard Classes and CategoriesEye Irrit. 2A (99.1%)
수질 위해 등급(WGK)3
관세 코드29142900
위험 문구(R)36/37/38
위험 표시Xi
안전 문구(S)22-24/25-36-26
위험 참고 사항Irritant
저장 분류11 - Combustible Solids

용도

용도

2-Methyl-1,3-cyclopentanedione was used as a reactant in the identification and characterization of benzil (diphenylethane-1,2-dione) analogues as inhibitors of mammalian carboxylesterases.