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Alfa Aesar™ 2-Chloro-4H-1,3,2-benzodioxaphosphorin-4-one, 97%

Chemical Identifiers

CAS 5381-99-7
Molecular Formula C7H4ClO3P
Formula Weight 202.54
MDL Number MFCD00013353
UN Number UN3261
Synonym Salicyl chlorophosphite
Chemical Name or Material 2-Chloro-4H-1,3,2-benzodioxaphosphorin-4-one
View More Specs


Products ${productFamilyLength}
Catalog Number Mfr. No. Quantity Price Quantity  
Catalog Number Mfr. No. Quantity Price Quantity  
AAB2108606 SDS Alfa Aesar™
B2108606
5g N/A N/A  
Please call Customer Service at 1-800-234-7437 or send an email to help@thermofisher.com for assistance.
AAB2108614 SDS Alfa Aesar™
B2108614
25g N/A N/A  
Please call Customer Service at 1-800-234-7437 or send an email to help@thermofisher.com for assistance.
Specifications

Description

Applications
2-Chloro-4H-1,3,2-benzodioxaphosphorin-4-one is a reagent used in phosphorylation and phosphitylation of alcohols and in the formation of H-phosphonates. It is also reactive cyclic phosphitylating reagent involved in fast coupling rates and hydrolytic cleavage more readily compare to that of a acyclic analog.

Solubility
Soluble in acetonitrile, dichloromethane, tetrahydrofuron and dimethylformamide.

Notes
Light and heat sensitive. Incompatible with water and strong oxidizing agents.
Description & Specifications

Chemical Identifiers

5381-99-7
202.54
UN3261
2-Chloro-4H-1,3,2-benzodioxaphosphorin-4-one
C7H4ClO3P
MFCD00013353
Salicyl chlorophosphite

Specifications

>110°C (230°F)
36° to 40°C
5381-99-7
202.54
UN3261
2-Chloro-4H-1,3,2-benzodioxaphosphorin-4-one
127° to 128°C (11mmHg)
5g
C7H4ClO3P
MFCD00013353
Salicyl chlorophosphite
97%

Safety and Handling

GHS H Statement
H314-H318
Causes severe skin burns and eye damage.
Causes serious eye damage.

GHS P Statement
P260-P303+P361+P353-P305+P351+P338-P301+P330+P331-P405-P501a
Do not breathe dust/fume/gas/mist/vapors/spray.
IF ON SKIN (or hair): Remove/Take off immediately all contaminated clothing. Rinse skin with water/shower.
IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
IF SWALLOWED: Rinse mouth. Do NOT induce vomiting.
Store locked up.
Dispose of contents/container in accordance with local/regional/national/international regulations.

Danger

DOTInformation : Transport Hazard Class: 8; Packing Group: II; Proper Shipping Name: CORROSIVE SOLID, ACIDIC, ORGANIC, N.O.S.

Recommended Storage : 2° to 8°C