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HomeProduct name list3-Methylcrotonoyl chloride

3-Methylcrotonoyl chloride

Synonym(s):3-Methyl-2-butenoyl chloride;3-Methylcrotonoyl chloride;Senecioyl chloride

  • CAS NO.:3350-78-5
  • Empirical Formula: C5H7ClO
  • Molecular Weight: 118.56
  • MDL number: MFCD00000730
  • EINECS: 222-109-4
  • SAFETY DATA SHEET (SDS)
  • Update Date: 2024-07-18 18:48:51
3-Methylcrotonoyl chloride Structural

What is 3-Methylcrotonoyl chloride?

Chemical properties

clear colorless to yellow liquid

The Uses of 3-Methylcrotonoyl chloride

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

General Description

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

Properties of 3-Methylcrotonoyl chloride

Boiling point: 145-147 °C(lit.)
Density  1.065 g/mL at 25 °C(lit.)
refractive index  n20/D 1.476(lit.)
Flash point: 124 °F
storage temp.  2-8°C
solubility  soluble in Chloroform, Ethyl Acetate
form  Liquid
color  Clear colorless to yellow
Water Solubility  reacts
BRN  1560268
CAS DataBase Reference 3350-78-5(CAS DataBase Reference)
NIST Chemistry Reference 3,3-Dimethylacryloyl chloride(3350-78-5)

Safety information for 3-Methylcrotonoyl chloride

Signal word Danger
Pictogram(s)
ghs
Flame
Flammables
GHS02
ghs
Corrosion
Corrosives
GHS05
ghs
Exclamation Mark
Irritant
GHS07
GHS Hazard Statements H226:Flammable liquids
H314:Skin corrosion/irritation
H335:Specific target organ toxicity, single exposure;Respiratory tract irritation
Precautionary Statement Codes P210:Keep away from heat/sparks/open flames/hot surfaces. — No smoking.
P233:Keep container tightly closed.
P240:Ground/bond container and receiving equipment.
P280:Wear protective gloves/protective clothing/eye protection/face protection.
P303+P361+P353:IF ON SKIN (or hair): Remove/Take off Immediately all contaminated clothing. Rinse SKIN with water/shower.
P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

Computed Descriptors for 3-Methylcrotonoyl chloride

InChIKey BDUBTLFQHNYXPC-UHFFFAOYSA-N

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