Methyl 2-chloroacetoacetate
[CAS# 4755-81-1]

Identification

• Classification: Chemical reagent >> Organic reagent >> Ester >> Methyl ester compound
• Name: Methyl 2-chloroacetoacetate
• Synonyms: 2-Chloro-3-oxobutanoic acid, methyl ester
• Molecular Formula: C₅H₇ClO₃
• Molecular Weight: 150.56
• CAS Registry Number: 4755-81-1
• EC Number: 225-286-6

Properties

• Density: 1.236
• Melting point: -33 °C
• Boiling point: 137 °C
• Refractive index: 1.4455-1.4475
• Flash point: 72 °C
• Water solubility: 50 g/L (20 °C)

Safety Data

• Hazard Symbols: Xn
• Risk Statements: R22;R36/37/38
• Safety Statements: S26;S37/39

Hazard Classification

Hazard	Class	Category Code	Hazard Statement
Specific target organ toxicity - single exposure	STOT SE	3	H335
Skin irritation	Skin Irrit.	2	H315
Eye irritation	Eye Irrit.	2	H319
Acute toxicity	Acute Tox.	4	H332
Acute toxicity	Acute Tox.	4	H302
Acute toxicity	Acute Tox.	4	H312
Skin corrosion	Skin Corr.	1C	H314
Serious eye damage	Eye Dam.	1	H318

• Transport Information: UN 2810