5538-51-2

Name O-ACETYLSALICYLOYL CHLORIDE
CAS 5538-51-2
EINECS(EC#) 226-899-1
Molecular Formula C9H7ClO3
MDL Number MFCD00000663
Molecular Weight 198.6
MOL File 5538-51-2.mol
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Chemical Properties

Appearance yellow to light orange chunks
Melting point  45-49 °C (lit.)
Boiling point  107-110 °C/0.1 mmHg (lit.)
density  1.3219 (rough estimate)
refractive index  n20/D 1.536(lit.)
Fp  >230 °F
storage temp.  Refrigerator
solubility  Chloroform (Slightly), Ethyl Acetate (Slightly)
form  powder to lump
color  White to Orange to Green
Water Solubility  Soluble in toluene. Reacts with water.
Sensitive  Moisture Sensitive
BRN  880372
Stability: Moisture Sensitive
InChI 1S/C9H7ClO3/c1-6(11)13-8-5-3-2-4-7(8)9(10)12/h2-5H,1H3
InChIKey DSGKWFGEUBCEIE-UHFFFAOYSA-N
SMILES CC(=O)Oc1ccccc1C(Cl)=O
CAS DataBase Reference 5538-51-2(CAS DataBase Reference)
NIST Chemistry Reference Acetylsalicyloyl chloride(5538-51-2)
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Safety Data

Symbol(GHS)  Corrosion (GHS05)
GHS05
Signal word  Danger
Hazard statements  H314
Precautionary statements  P260-P280-P303+P361+P353-P304+P340+P310-P305+P351+P338-P363
Hazard Codes  C,Xi
Risk Statements 
R22:Harmful if swallowed.
R34:Causes burns.
R37:Irritating to the respiratory system.
R29:Contact with water liberates toxic gas.
Safety Statements 
S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice .
S36/37/39:Wear suitable protective clothing, gloves and eye/face protection .
S45:In case of accident or if you feel unwell, seek medical advice immediately (show label where possible) .
RIDADR  UN 3261 8/PG 2
WGK Germany  3
F  3-10-21
Hazard Note  Irritant/Corrosive/Moisture Sensitive
HazardClass  8
PackingGroup  II
HS Code  29163900
Storage Class 8A - Combustible corrosive hazardous materials
Hazard Classifications Eye Dam. 1
Skin Corr. 1B

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