Home Categories Chemical Reagents 2-Chloroacetoacetic Acid Methyl Ester
A5553712

2-Chloroacetoacetic Acid Methyl Ester , ≥95.0%(GC) , 4755-81-1

CAS NO.:4755-81-1

Empirical Formula: C5H7ClO3

Molecular Weight: 150.56

MDL number: MFCD00008757

EINECS: 225-286-6

Pack Size Price Stock Quantity
5G RMB23.20 In Stock
25G RMB52.80 In Stock
100G RMB158.40 In Stock
500G RMB719.20 In Stock
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Update time: 2022-07-08

PRODUCT Properties

Melting point: -33--32.7 °C (lit.)
Boiling point: 137 °C (lit.)
Density  1.236 g/mL at 25 °C (lit.)
refractive index  n20/D 1.446(lit.)
Flash point: 161 °F
storage temp.  under inert gas (nitrogen or Argon) at 2-8°C
form  Liquid
pka 7.89±0.46(Predicted)
color  Clear yellow
Water Solubility  50 g/L (20 ºC)
CAS DataBase Reference 4755-81-1(CAS DataBase Reference)
NIST Chemistry Reference Butanoic acid, 2-chloro-3-oxo-, methyl ester(4755-81-1)
EPA Substance Registry System Methyl 2-chloroacetoacetate (4755-81-1)

Description and Uses

Methyl 2-chloroacetoacetate was used in one-pot synthesis of 2-arylimidazole-4-carboxylic acids. It was also used in synthesis of 3,5-disubstituted 1,2,4-triazoles.

Safety

Symbol(GHS) 
GHS07
Signal word  Warning
Hazard statements  H302+H312+H332-H315-H319-H335
Precautionary statements  P261-P280-P301+P312-P302+P352+P312-P304+P340+P312-P305+P351+P338
Hazard Codes  Xn
Risk Statements  20/21/22-36/37/38-22
Safety Statements  26-27-28-36/37/39-37/39
RIDADR  UN 2810 6.1/PG 3
WGK Germany  3
HazardClass  8
PackingGroup  III
HS Code  29183000

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