[L00919] CAS 5538-51-2 | O-Acetylsalicyloyl chloride, 97% | Alfa
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Brand: Alfa Aesar
5538-51-2 | C9H7ClO3 | 2-(carbonochloridoyl)phenyl acetate

Chemical Identifiers
CAS
5538-51-2
Molecular Weight (g/mol)
198.60
Synonym
2-(carbonochloridoyl)phenyl acetate
SMILES
CC(=O)OC1=CC=CC=C1C(Cl)=O
InChI Key
DSGKWFGEUBCEIE-UHFFFAOYSA-N
Molecular Formula
C9H7ClO3
IUPAC Name
2-(carbonochloridoyl)phenyl acetate
Specifications
Appearance (Color)
White to cream to yellow or pale pink
Form
Crystals or powder or crystalline powder or lumps or chunks or fused solid or granules or clear liquid as melt
Assay (Titration ex Chloride)
≥96.0 to ≤104.0%
Melting Point (clear melt)
45.0-54.0?C
Refractive Index
1.5340-1.5390 @ 20?C
설명
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.
This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.
Applications
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.
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.
Solubility
Soluble in toluene. Reacts with water.
Notes
Moisture Sensitive. Store under dry inert gas. Store away from strong bases.
Other References:
UN Number:UN3261Beilstein:880372
GHS Hazard and Precautionary Statements
Hazard Statements:H302-H314
GHS H StatementH314-H318-H302 Causes severe skin burns and eye damage.Causes serious eye damage.Harmful if swallowed.
Precautionary Statements:P260-P264b-P270-P280-P303+P361+P353-P304+P340-P305+P351+P338-P310-P330-P331-P363-P501c


Risk & Safety
TSCA:No
경고:RUO – Research Use Only
CAS5538-51-2FORMULAC9H7ClO3HAZARD CLASS8EINECS226-899-1MDLMFCD00000663PACKAGING GROUPII
| Pakage | 100g, 25g, 5g |
|---|---|
| brand | Alfa Aesar |




