Date published: 2026-4-4

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2-Chloro-4H-1,2,3-benzodioxaphosphorin-4-one (CAS 5381-99-7)

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CAS Number:
5381-99-7
Molecular Weight:
202.53
Molecular Formula:
C7H4ClO3P
Supplemental Information:
This is as a Dangerous Good for transport and may be subject to additional shipping charges.
For Research Use Only. Not Intended for Diagnostic or Therapeutic Use.
* Refer to Certificate of Analysis for lot specific data.

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2-Chloro-4H-1,2,3-benzodioxaphosphorin-4-one is a highly reactive cyclic phosphitylating reagent that provides fast coupling rates, and hydrolytic cleavage occurs more readily than with acyclic analogs.


2-Chloro-4H-1,2,3-benzodioxaphosphorin-4-one (CAS 5381-99-7) References

Bannwarth,W. & Kung, E.: Tetrahedron Lett., 30, 4219 (1989)

Ordering Information

Product NameCatalog #UNITPriceQtyFAVORITES

2-Chloro-4H-1,2,3-benzodioxaphosphorin-4-one, 10 g

sc-209142
10 g
$388.00