Chlorodifluoroacetic anhydride

ALDRICH/252069 - 98%

CAS Number: 2834-23-3
Empirical Formula (Hill Notation): C₄Cl₂F₄O₃
Molecular Weight: 242.94
EC Number: 220-603-4
MDL Number: MFCD00000774
Linear Formula: (ClCF₂CO)₂O
Product Type: Chemical

Catalog Number	PKG Qty.	Price	Quantity


45-252069-25G	25 g	$240.00 1/EA		Add To Favorites

Properties
Descriptions
Safety Info.
Basic Data

assay	98%
bp	96-97 °C (lit.)
density	1.395 g/mL at 25 °C (lit.)
form	liquid
functional group	anhydride
	chloro
	ester
	fluoro
InChI	1S/C4Cl2F4O3/c5-3(7,8)1(11)13-2(12)4(6,9)10
InChI key	VBJIFLOSOQGDRZ-UHFFFAOYSA-N
Quality Level	100
refractive index	n20/D 1.347 (lit.)
SMILES string	FC(F)(Cl)C(=O)OC(=O)C(F)(F)Cl

Application:	Chlorodifluoroacetic anhydride has been used: • for dual element acetylation tagging derivatization of amines by using microwave sustained helium emission detector • as derivatization reagent in determination of estrone and 17β-estradiol in hair by GC-MS
General description:	Photolysis of the vapour of chlorodifluoroacetic anhydride has been studied over the range 19-201°C using 248nm radiation.
Packaging:	25 g in glass bottle

Symbol	GHS05,GHS06
Signal word	Danger
Hazard statements	H301 - H312 - H314
Precautionary statements	P270 - P280 - P301 + P330 + P331 - P303 + P361 + P353 - P304 + P340 + P310 - P305 + P351 + P338
Hazard Codes	C
Risk Statements	21/22-34
Safety Statements	26-36/37/39-45
RIDADR	UN 3265 8 / PGII
WGK Germany	WGK 3
Flash Point(F)	Not applicable
Flash Point(C)	Not applicable

Purity	98%
bp	96-97 °C (lit.)
Density	1.395 g/mL at 25 °C (lit.)
Refractive Index	n20/D 1.347 (lit.)
UNSPSC	12352100

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