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Butyryl chloride

ALDRICH/236349 - ≥99%

CAS Number: 141-75-3
Empirical Formula (Hill Notation): C4H7ClO
Molecular Weight: 106.55
EC Number: 205-498-5
MDL Number: MFCD00000752
Linear Formula: CH3CH2CH2COCl
Product Type: Chemical

Catalog Number PKG Qty. Price Quantity
45-236349-50G 50 g
$59.30
1/EA
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assay ≥99%
bp 102 °C (lit.)
density 1.026 g/mL at 25 °C (lit.)
form liquid
InChI 1S/C4H7ClO/c1-2-3-4(5)6/h2-3H2,1H3
InChI key DVECBJCOGJRVPX-UHFFFAOYSA-N
mp −89 °C (lit.)
Quality Level 200 
refractive index n20/D 1.412 (lit.)
SMILES string CCCC(Cl)=O
solubility diethyl ether: miscible(lit.)
vapor density 3.7 (vs air)
Application: Butyryl chloride can be used as:
•  A reagent in the acylation of thiophene in the liquid phase catalyzed by zeolites.
•  A source of CO and -Cl in the chlorocarbonylation of aryl bromides to yield acid chlorides.
• An intermediate in the synthesis of aryl [11C]methylsulfones for PET applications.

General description: Photchlorination of butyryl chloride in liquid phase has been investigated.
Packaging: 50 g in glass bottle
Purity ≥99%
bp 102 °C (lit.)
mp −89 °C (lit.)
Density 1.026 g/mL at 25 °C (lit.)
Refractive Index n20/D 1.412 (lit.)
UNSPSC 12352100

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