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Huagongshe화공사 화학 정보 인쇄 보고서 · 연구 참고용
HCID 2737516생성일: 2026년 10월 23일

2,2-Difluoro-2-(fluorosulfonyl)acetic acid

2,2-DIFLUORO-2-(FLUOROSULFONYL)ACETIC ACID · 2,2-DIFLUORO-2-(FLUOROSULFONYL)ACETATE · (Fluorosulfonyl)difluoroacetic acid · Difluoro(fluorosulphonyl)acetic acid · 2-(FLUOROSULFONYL)DIFLUOROACETIC ACID · 2-(FLUOROSULPHONYL)DIFLUOROACETIC ACID · Difluoro(fluorosulphonyl)acetic acid 98% · 2,2-Difluoro-2-(fluorosulfony)acetic Acid

https://huagongshe.com/ko/chemical/2737516

2,2-Difluoro-2-(fluorosulfonyl)acetic acid 분자 구조식

식별자 및 물리적 특성

CAS No.1717-59-5
분자식C2HF3O4S
평균 분자량178.09 g/mol
단동위원소 질량177.95476417 g/mol
SMILESO=C(O)C(F)(F)S(=O)(=O)F
InChIKeyVYDQUABHDFWIIX-UHFFFAOYSA-N
PubChem CID2737516
EC No.629-236-8
DTXSIDDTXSID10372104

화학 및 물리적 성질

XLogP0.5
극성 표면적79.8
수소 결합 공여자 수1
수소 결합 수용자 수7
회전 가능 결합 수2
무거운 원자 수10
형식 전하0
복잡도236
끓는 점153 °C(lit.)
밀도1.723 g/mL at 25 °C(lit.)
굴절률n20/D 1.36(lit.)
인화점>230 °F
저장 조건Storage temp. 2-8°C
용해도클로로포름(에 용해됨), DMSO(약간 용해됨)
물리적 상태액체
pKa(산도 계수)-0.38±0.10(Predicted)
색상무색의
용해도물에 용해됩니다.
InChIInChI=1S/C2HF3O4S/c3-2(4,1(6)7)10(5,8)9/h(H,6,7)
InChIKeyVYDQUABHDFWIIX-UHFFFAOYSA-N
SMILESC(O)(=O)C(F)(F)S(F)(=O)=O

안전 및 규제

GHS 분류DangerH300 (86.3%): Fatal if swallowed [Danger Acute toxicity, oral]P260, P262, P264, P270, P280, P301+P316, P301+P330+P331, P302+P352, P302+P361+P354, P304+P340, P305+P354+P338, P316, P321, P330, P361+P364, P363, P405, and P501 (click each P-code to see the statement)Aggregated GHS information provided per 51 reports by companies from 9 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.
Hazard Classes and CategoriesAcute Tox. 1 (86.3%)
수질 위해 등급(WGK)3
TSCA 등재 상태No
운송 번호(UN)UN 1760 8/PG 2
관세 코드29159000
위험 문구(R)34-35-27/28
위험 표시C,T+
안전 문구(S)26-27-36/37/39-45-28
포장분류II
위험 등급8Acute Tox. 2 OralSkin Corr. 1A
위험 참고 사항Corrosive
저장 분류6.1A - Combustible acute toxic Cat. 1 and 2very toxic hazardous materials

용도

용도

An important reagent in the synthesis of difluorocarbenes and difluorocyclopropanes.

일반 설명

2,2-Difluoro-2-(fluorosulfonyl)acetic acid reagent is employed as a difluorocarbene source for difluoromethylation of phenolic hydroxyl groups.