Chloroacetic anhydride

Chloroacetic anhydride structural formula

Chloroacetic anhydride structural formula

Structural formula

Business number 05L6
Molecular formula C4H4Cl2O3
Molecular weight 170.99

Chloroacetic anhydride,

Chloroacetic anhydride

Numbering system

CAS number:541-88-8

MDL number:MFCD00000929

EINECS number:208-794-2

RTECS number:None

BRN number:774533

PubChem ID:None

Physical property data

1. Characteristics: Colorless to slightly yellow crystals with a pungent odor. [1]

2. Melting point (℃): 46[2]

3. Boiling point (℃): 203 [3]

4. Relative density (water = 1): 1.55[4]

5. Relative vapor density (Air=1): 3.2[5]

6. Saturated vapor pressure (kPa): 0.13 (67.2℃)[6]

7. Octanol/water partition coefficient: -0.07[7]

8. Solubility: soluble in ether and chloroform, slightly soluble in benzene, insoluble In petroleum ether. [8]

Toxicological data

1. Acute toxicity No data available

2. Irritation No data available

3. Sensitization[9] Has sensitizing effects

Ecological data

1. Ecotoxicity No data available

2. Biodegradability No data available

3 .Non-biodegradability No information available

Molecular structure data

1. Molar refractive index: 32.08

2. Molar volume (cm3/mol): 117.9

3. Isotonic specific volume (90.2K ): 297.9

4. Surface tension (dyne/cm): 40.7

5. Polarizability (10-24cm3): 12.71

Compute chemical data

1. Reference value for hydrophobic parameter calculation (XlogP): 1.1

2. Number of hydrogen bond donors: 0

3. Number of hydrogen bond acceptors: 3

4. Number of rotatable chemical bonds: 4

5. Number of tautomers: none

6. Topological molecule polar surface area 43.4

7. Number of heavy atoms: 9

8. Surface charge: 0

9. Complexity: 109

10. Number of isotope atoms: 0

11. Determine the number of atomic stereocenters: 0

12. Uncertain number of atomic stereocenters: 0

13. Determine the number of chemical bond stereocenters: 0

14. Number of uncertain chemical bond stereocenters: 0

15. Number of covalent bond units: 1

Properties and stability

1. Stability[10] Stable

2. Incompatible materials [11] Strong oxidants, acids, alkalis, alcohols, amines

3. Conditions to avoid contact[12] Humid air

4. Polymerization hazard[13] No polymerization

5. Decomposition products[14] Hydrogen chloride, phosgene

Storage method

Storage Precautions[15] Store in a cool, dry and well-ventilated warehouse. Keep away from fire and heat sources. The packaging must be sealed and protected from moisture. They should be stored separately from oxidants, acids, alkalis, alcohols, and amines, and avoid mixed storage. Equipped with the appropriate variety and quantity of fire equipment. Suitable materials should be available in the storage area to contain spills.

Synthesis method


Used in organic synthesis. [16]

BDMAEE:Bis (2-Dimethylaminoethyl) Ether

CAS NO:3033-62-3

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