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Huagongshe화공사 화학 정보 인쇄 보고서 · 연구 참고용
HCID 7253생성일: 2026년 10월 23일

메틸히드로퀴논

메틸히드로퀴논 · 메틸하이드로퀴논 · 2-메틸하이드로퀴논 · THQ · TOLUHYDROQUINONE · METHYLHYDROQUINONE · 1,4-Benzenediol, 2-methyl- · P-TOLUHYDROQUINOL

https://huagongshe.com/ko/chemical/7253

메틸히드로퀴논 분자 구조식

식별자 및 물리적 특성

CAS No.95-71-6
분자식C7H8O2
평균 분자량124.14 g/mol
단동위원소 질량124.0524295 g/mol
SMILESCc1cc(O)ccc1O
InChIKeyCNHDIAIOKMXOLK-UHFFFAOYSA-N
PubChem CID7253
ChEMBLCHEMBL450917
ChEBICHEBI:133842
EC No.202-443-7
DTXSIDDTXSID4020876
현지명메틸히드로퀴논

화학 및 물리적 성질

XLogP1
극성 표면적40.5
수소 결합 공여자 수2
수소 결합 수용자 수2
회전 가능 결합 수0
무거운 원자 수9
형식 전하0
복잡도92.9
물질 분류Other Classes -> Phenols
증기압0.0028 [mmHg]0.004Pa at 25℃
Physical DescriptionDry PowderOff-white solid with a slight odor[Eastman Chemical MSDS]
녹는점128-130 °C(lit.)
끓는 점285°C
밀도1.1006 (rough estimate)
굴절률1.4922 (estimate)
인화점172 °C
저장 조건Store below +30°C.
용해도77g/L
pKa(산도 계수)pK1:10.03pK2:11.62 (25°C)
물리적 상태결정성 분말
색상회백색에서 밝은 베이지색까지
용해도77g/L(25℃)
BRN2041489
안정성안정적인. 타기 쉬운. 산화제, 강염기와 호환되지 않습니다.
InChI1S/C7H8O2/c1-5-4-6(8)2-3-7(5)9/h2-4,8-9H,1H3
InChIKeyCNHDIAIOKMXOLK-UHFFFAOYSA-N
SMILESCc1cc(O)ccc1O
LogP(분배 계수)0.9 at 27℃
NIST1,4-Benzenediol, 2-methyl-(95-71-6)
EPA2-Methylhydroquinone (95-71-6)

화학적 성질

white solid

안전 및 규제

GHS 분류This chemical does not meet GHS hazard criteria for 1.1% (5 of 467) of reports.DangerH302 (94%): Harmful if swallowed [Warning Acute toxicity, oral]P203, P261, P264, P264+P265, P270, P271, P272, P273, P280, P301+P317, P302+P352, P304+P340, P305+P351+P338, P305+P354+P338, P317, P318, P319, P321, P330, P332+P317, P333+P317, P337+P317, P362+P364, P391, P403+P233, P405, and P501 (click each P-code to see the statement)Aggregated GHS information provided per 467 reports by companies from 28 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.
규제 정보Chemical: 1,4-Benzenediol, 2-methyl-1,4-Benzenediol, 2-methyl- is listed on the EPA's Chemical Data Reporting (CDR) system. Manufacturers and importers of 1,4-Benzenediol, 2-methyl- are required to report information about their production and use of this chemical to the EPA under the Toxic Substances Control Act (TSCA). (40 eCFR Part 711)Status: Active Update: 05-01-2022 https://echa.europa.eu/registration-dossier/-/registered-dossier/27614Methylhydroquinone: Does not have an individual approval but may be used under an appropriate group standard
유해성 요약A skin and eye irritantDust causes eye and respiratory tract irritationHarmful by ingestion[Eastman Chemical MSDS] See Hydroquinone.
Hazard Classes and CategoriesAcute Tox. 4 (94%)
수질 위해 등급(WGK)2
TSCA 등재 상태TSCA listed
RTECS 번호MX6700000
운송 번호(UN)2811
독성LD50 orally in Rabbit: 200 - 400 mg/kg
관세 코드29072900
위험 문구(R)36/37/38-22
위험 표시Xi,Xn
안전 문구(S)26-36
포장분류III
위험 등급6.1(b)Aquatic Acute 1Aquatic Chronic 1Eye Dam. 1Skin Corr. 1ASkin Sens. 1STOT SE 3
기존화학 물질KE-23457
자연 발화 온도851 °F
저장 분류8A - Combustible corrosive hazardous materials

용도

용도

Antioxidant, polymerization inhibitor.

일반 설명

Methylhydroquinone is produced by the oxidation of o-cresol by the mutants G103S, G103S/A107G, and G103S/A107T.