O-Acetylsalicyloyl chloride

ALDRICH/165190 - 95%

CAS Number: 5538-51-2
Empirical Formula (Hill Notation): C₉H₇ClO₃
Molecular Weight: 198.60
EC Number: 226-899-1
MDL Number: MFCD00000663
Linear Formula: 2-(CH₃CO₂)C₆H₄COCl
Product Type: Chemical

Catalog Number	PKG Qty.	Price


45-165190-5G	5 g	$56.50 1/EA	Add To Favorites
45-165190-25G	25 g	$89.30 1/EA	Add To Favorites

Properties
Descriptions
Safety Info.
Basic Data

assay	95%
bp	107-110 °C/0.1 mmHg (lit.)
form	solid
functional group	acyl chloride
	ester
InChI	1S/C9H7ClO3/c1-6(11)13-8-5-3-2-4-7(8)9(10)12/h2-5H,1H3
InChI key	DSGKWFGEUBCEIE-UHFFFAOYSA-N
mp	45-49 °C (lit.)
Quality Level	200
refractive index	n20/D 1.536 (lit.)
SMILES string	CC(=O)Oc1ccccc1C(Cl)=O

Application:

• O-Acetylsalicyloyl chloride was used in the synthesis of enantiomerically pure bidentate heteroorganic ligands built on simple achiral skeletons and containing an aziridine moiety.
• It was used in the general synthesis of acetoxybenzamides.
• It was used in the chemical synthesis of 2,2,6,6-tetramethyl-1-piperidinyloxy(TEMPO)-aspirin conjugate via condensation reaction with 4-hydroxy-TEMPO.
• It was used as reagent in acylation of cyclobutenediones.

Packaging:

5, 25 g in glass bottle

Symbol	GHS05
Signal word	Danger
Hazard statements	H314
Precautionary statements	P260 - P280 - P303 + P361 + P353 - P305 + P351 + P338 + P310
Hazard Codes	C
Risk Statements	22-34-37
Safety Statements	26-36/37/39-45
RIDADR	UN 3261 8 / PGII
WGK Germany	WGK 3
Flash Point(F)	230.0 °F
Flash Point(C)	110 °C

Purity	95%
bp	107-110 °C/0.1 mmHg (lit.)
mp	45-49 °C (lit.)
Refractive Index	n20/D 1.536 (lit.)
UNSPSC	12352100

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