CAS 5381-99-7

2-Chloro-4H-1,3,2-benzodioxaphosphorin-4-one

Description:

2-Chloro-4H-1,3,2-benzodioxaphosphorin-4-one, with the CAS number 5381-99-7, is a chemical compound that belongs to the class of organophosphorus compounds. It features a unique bicyclic structure that includes a phosphorus atom bonded to a dioxaphosphorin ring, which is further substituted with a chlorine atom. This compound is typically characterized by its stability and reactivity, making it useful in various chemical applications, particularly in the synthesis of phosphorous-containing compounds. It exhibits properties such as moderate solubility in organic solvents and potential reactivity with nucleophiles due to the presence of the phosphorus atom. Additionally, it may have applications in agriculture as a pesticide or herbicide, as well as in materials science for the development of flame retardants. Safety considerations are important when handling this compound, as it may pose health risks if ingested or inhaled, necessitating appropriate safety measures in laboratory settings.

Formula: C₇H₄ClO₃P

InChI: InChI=1/C7H4ClO3P/c8-12-10-6-4-2-1-3-5(6)7(9)11-12/h1-4H

SMILES: c1ccc2c(c1)C(=O)OP(Cl)O2

Synonyms:

• 2-Chloro-1,3,2-benzodioxaphosphorin-4-one
• ChloroHbenzodioxaphosphorinone
• 2-chloro-4H-1,3,2-benzodioxaphosphinin-4-one

2-Chloro-4H-1,3,2-benzodioxaphosphorin-4-one

CAS: 5381-99-7

Formula: C₇H₄ClO₃P

Purity: >95.0%(T)

Color and Shape: White or Colorless to Orange to Green powder to lump to clear liquid

Molecular weight: 202.53

Ref: 3B-C1210

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

CAS: 5381-99-7

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 acyc

Formula: C₇H₄ClO₃P

Purity: 97%

Color and Shape: Crystals or powder or crystalline powder or fused solid or clear liquid as melt, Colorless to white to pale yellow

Molecular weight: 202.53

Ref: 02-B21086

2-Chloro-4H-1,3,2-benzodioxaphosphinin-4-one

CAS: 5381-99-7

2-Chloro-4H-1,3,2-benzodioxaphosphinin-4-one

Formula: C₇H₄ClO₃P

Purity: 95%

Color and Shape: fused white solid

Molecular weight: 202.53g/mol

Ref: 54-OR3651T

2-Chloro-4H-1,2,3-benzodioxaphosphorin-4-one

CAS: 5381-99-7

Formula: C₇H₄ClO₃P

Molecular weight: 202.54

Ref: 7W-GK8688

2-Chloro-4H-benzo[d][1,3,2]dioxaphosphinin-4-one

CAS: 5381-99-7

Formula: C₇H₄ClO₃P

Purity: 95.0%

Color and Shape: White to pale yellow powder

Molecular weight: 202.53

Ref: 10-F240503

2-Chloro-4H-1,3,2-benzodioxaphosphorin-4-one (90%)

Controlled Product

CAS: 5381-99-7

Stability Moisture Sensitive
Applications 2-Chloro-4H-1,2,3-benzodioxaphosphorin-4-one is a highly reactive cyclic phosphitylating reagent which provides fast coupling rates, and hydrolytic cleavage occurs more readily than with acyclic analogs.
E0
References Bannwarth,W. & Kung, E.: Tetrahedron Lett., 30, 4219 (1989)

Formula: C₇H₄ClO₃P

Purity: 90%

Color and Shape: Neat

Molecular weight: 202.53

Ref: TR-C365000