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Methyl 2,2-difluoro-2-(fluorosulfonyl)acetate

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Origin: China

Cas No: 680-15-9

Specification: 99%min

Min order Quantity: 1 /kg

Supply Ability: 100 mt/month

Lead time: 7 days for OEM, 3 days for ready goods

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Products Specification
Product Description

Quick Details
CAS No.:
680-15-9
Other Names:
DIFLUORO(FLUOROSULFONYL)
MF:
C3H3F3O4S
EINECS No.:
0
Place of Origin:
Henan, China
Type:
Pharmaceutical Intermediates, Syntheses Material Intermediates
Purity:
98.0%min
Brand Name:
ALLGREEN
Model Number:
PHI
Application:
Pharm Intermediates
Appearance:
Pale yellow liquid
MW::
192.11
Packaging&Delivery
Packaging Details
as per customer's request
Port
Chinese main port

Property

CAS No.: 680-15-9 Formula: C3H3F3O4S Molecular Weight: 192.11400

Basic Info

Chemical Name	Methyl 2,2-difluoro-2-(fluorosulfonyl)acetate
Synonyms	methyl 2,2-difluoro-2-fluorosulfonylacetate;
CAS No.	680-15-9
Molecular Formula	C3H3F3O4S
Molecular Weight	192.11400
PSA	68.82000
LogP	1.13230

Properties

Appearance & Physical State	clear colorless to yellow liquid
Density	1.509
Boiling Point	117-118ºC
Flash Point	47ºC
Refractive Index	1.351

Safety Info

Hazard Class	3.2
Safety Statements	S16-S26-S36/37/39-S45
HS Code	2915900090
Packing Group	III
WGK Germany	3
RIDADR	UN 2920
Risk Statements	R10; R34
Hazard Codes	C

Synthesis Route

4-heptafluoropropoxytrifluoro-1,2-oxathietane 2,2-dioxide→Methyl Perfluoropropionate+Methyl 2,2-difluoro-2-(fluorosulfonyl)acetate
Methanol+1,2-Oxathietane, 3,3,4-trifluoro-4-(nonafluorobutoxy)-, 2,2-dioxide→methyl 2,2,3,3,4,4,4-heptafluorobutanoate+Methyl 2,2-difluoro-2-(fluorosulfonyl)acetate
Methanol+Trimethylsilyl 2-(fluorosulfonyl)difluoroacetate→Trimethylsilanol+Methyl 2,2-difluoro-2-(fluorosulfonyl)acetate

Precursor

Sodium methoxide
3,3,4,4-tetrafluorooxathietane 2,2-dioxide
4-heptafluoropropoxytrifluoro-1,2-oxathietane 2,2-dioxide
2-fluorosulfonyl-2,2-difluoroacetyl chloride

Downstream Product

4-Chlorophenyl trifluoromethyl sulfide
iodomethane
Trifluoromethylthiobenzene
4-(Trifluoromethyl)benzaldehyde

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