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Huagongshe화공사 화학 정보 인쇄 보고서 · 연구 참고용
HCID 142425생성일: 2026년 10월 24일

1-Ethyl-4-ethynylbenzene

CH3CH2C6H4C≡CH · 4-Ethylethynylbenzene · 4-Ethylpenylacetylene · p-Ethylethynylbenzene · 4-ETHYLPHENYLACETYLENE · P-ETHYLPHENYLACETYLENE · 1-ETHYL-4-ETHYNYL-BENZENE · 4-Ethylphenylacetylene97%

https://huagongshe.com/ko/chemical/142425

1-Ethyl-4-ethynylbenzene 분자 구조식

식별자 및 물리적 특성

CAS No.40307-11-7
분자식C10H10
평균 분자량130.19 g/mol
단동위원소 질량130.07825032 g/mol
SMILESC#Cc1ccc(CC)cc1
InChIKeyZNTJVJSUNSUMPP-UHFFFAOYSA-N
PubChem CID142425
EC No.609-817-2
DTXSIDDTXSID00193320

화학 및 물리적 성질

XLogP3
극성 표면적0
수소 결합 공여자 수0
수소 결합 수용자 수0
회전 가능 결합 수2
무거운 원자 수10
형식 전하0
복잡도129
끓는 점30 °C/0.05 mmHg (lit.)
밀도0.930 g/mL at 25 °C (lit.)
굴절률n20/D 1.5420(lit.)
인화점160 °F
저장 조건Keep in dark place,Sealed in dry,Room Temperature
물리적 상태투명한 액체
색상무색~연황색
InChI1S/C10H10/c1-3-9-5-7-10(4-2)8-6-9/h1,5-8H,4H2,2H3
InChIKeyZNTJVJSUNSUMPP-UHFFFAOYSA-N
SMILESCCc1ccc(cc1)C#C

화학적 성질

Yellow liquid

안전 및 규제

GHS 분류WarningH315 (100%): Causes skin irritation [Warning Skin corrosion/irritation]H319 (100%): Causes serious eye irritation [Warning Serious eye damage/eye irritation]H335 (97.6%): May cause respiratory irritation [Warning Specific target organ toxicity, single exposureRespiratory tract irritation]P261, P264, P264+P265, P271, P280, P302+P352, P304+P340, P305+P351+P338, P319, P321, P332+P317, P337+P317, P362+P364, P403+P233, P405, and P501 (click each P-code to see the statement)Aggregated GHS information provided per 42 reports by companies from 5 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.Information may vary between notifications depending on impurities, additives, and other factors. The percentage value in parenthesis indicates the notified classification ratio from companies that provide hazard codes. Only hazard codes with percentage values above 10% are shown. For more detailed information, please visit ECHA C&L website.
Hazard Classes and CategoriesSkin Irrit. 2 (100%)Eye Irrit. 2 (100%)STOT SE 3 (97.6%)
수질 위해 등급(WGK)3
운송 번호(UN)UN 3334
관세 코드29029090
위험 문구(R)36/37/38
위험 표시Xi
안전 문구(S)16-26-36-37/39
위험 등급9Eye Irrit. 2Skin Irrit. 2STOT SE 3
위험 참고 사항Irritant
저장 분류10 - Combustible liquids

용도

용도

Intermediates of Liquid Crystals

일반 설명

1-Ethyl-4-ethynylbenzene undergoes homocoupling reaction in the presence of copper(I) chloride (catalyst) and air (oxidant) to yield symmetrical 1,4-disubstituted 1,3-diyne.