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Merck
CN

183660

3,3-Dimethylacryloyl chloride

97%, contains 400 ppm phenothiazine as inhibitor

Synonym(s):

3-Methyl-2-butenoyl chloride, 3-Methylcrotonoyl chloride, Senecioyl chloride

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About This Item

Linear Formula:
(CH3)2C=CHCOCl
CAS Number:
Molecular Weight:
118.56
UNSPSC Code:
12352100
NACRES:
NA.22
PubChem Substance ID:
EC Number:
222-109-4
Beilstein/REAXYS Number:
1560268
MDL number:
Assay:
97%
Form:
liquid
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Quality Level

assay

97%

form

liquid

contains

400 ppm phenothiazine as inhibitor

refractive index

n20/D 1.476 (lit.)

bp

145-147 °C (lit.)

density

1.065 g/mL at 25 °C (lit.)

functional group

acyl chloride

SMILES string

C\C(C)=C\C(Cl)=O

InChI

1S/C5H7ClO/c1-4(2)3-5(6)7/h3H,1-2H3

InChI key

BDUBTLFQHNYXPC-UHFFFAOYSA-N

General description

3,3-Dimethylacryloyl chloride reacts with silylketene acetals in acetonitrile to give δ-ethylenic β-keto esters.

Application

3,3-Dimethylacryloyl chloride was used in the synthesis of:
  • substituted 4,4-dimethyl-3,4-dihydro-1H-quinolin-2-one via condensation with aniline
  • N-(3,3-Dimethylacryloyl)-(S)-leucine methyl ester


signalword

Danger

Hazard Classifications

Eye Dam. 1 - Flam. Liq. 3 - Skin Corr. 1B - STOT SE 3

target_organs

Respiratory system

supp_hazards

Storage Class

3 - Flammable liquids

wgk

WGK 3

flash_point_f

123.8 °F - closed cup

flash_point_c

51 °C - closed cup

ppe

Faceshields, Gloves, Goggles, type ABEK (EN14387) respirator filter

Regulatory Information

危险化学品

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Structure and Biosynthesis of Chrysophysarin A, a Plasmodial Pigment from the Slime Mould Physarum polycephalum (Myxomycetes).
Eisenbarth S and Steffan B.
Tetrahedron, 56(3), 363-365 (2000)
Reaction of silylketene acetals with 3, 3-dimethylacryloyl chloride.
Rousseau G and Blanco L.
Tetrahedron Letters, 26(35), 4195-4196 (1985)
Marie-Anne Letellier et al.
European journal of medicinal chemistry, 43(8), 1730-1736 (2008-01-01)
A new series of substituted 4,4-dimethyl-3,4-dihydro-1H-quinolin-2-one have been prepared via condensation of 3,3-dimethylacryloyl chloride with aniline. Details of synthetic procedures are shown. Our aim was to investigate the potency of our original heterocycle in the inhibition of the Rho-kinase enzyme



Global Trade Item Number

SKUGTIN
183660-25G04061836682880
183660-5G04061836682897