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ChemicalBook >> CAS DataBase List >> 2-CHLORO-4H-1,3,2-BENZODIOXAPHOSPHORIN-4-ONE

2-CHLORO-4H-1,3,2-BENZODIOXAPHOSPHORIN-4-ONE

2-CHLORO-4H-1,3,2-BENZODIOXAPHOSPHORIN-4-ONE price.
  • $22.4 - $810
  • Product name: 2-CHLORO-4H-1,3,2-BENZODIOXAPHOSPHORIN-4-ONE
  • CAS: 5381-99-7
  • MF: C7H4ClO3P
  • MW: 202.53
  • EINECS:
  • MDL Number:MFCD00013353
  • Synonyms:VAN BOOM'S REAGENT;2-CHLORO-4H-1,3,2-BENZODIOXAPHOSPHORIN-4-ONE;ChloroHbenzodioxaphosphorinone;2-Chloro-4H-1,2,3-benzodioxaphosphorin-4-one 90%;2-CHLORO-4H-1,3,2-BENZODIOXAPHOSPHORIN-4-ONE 97%;NSC 40209;Salicylchlorophosphite Van Boom's Reagent;2-Chloro-4H-1,3,2-benzodioxaphosphinin-4-one
Price20 Properties Safety Information Description
20 prices
Selected condition：
Brand
  • AHH
  • AK Scientific
  • American Custom Chemicals Corporation
  • Chem-Impex
  • Matrix Scientific
  • Medical Isotopes, Inc.
  • Sigma-Aldrich
  • SynQuest Laboratories
  • TCI Chemical
  • TRC
Package
  • 1G
  • 5G
  • 25g
  • 50g
  • 100g
  • ManufacturerAHH
  • Product numberMT-04758
  • Product description2-Chloro-4H-1,3,2-benzodioxaphosphorin-4-one 97%
  • Packaging100g
  • Price$338
  • Updated2021-12-16
  • Buy
  • ManufacturerAK Scientific
  • Product numberZ3543
  • Product description2-Chloro-4H-1,3,2-benzodioxaphosphorin-4-one
  • Packaging25g
  • Price$288
  • Updated2021-12-16
  • Buy
  • ManufacturerAmerican Custom Chemicals Corporation
  • Product numberHCH0019201
  • Product description2-CHLORO-4H-1,3,2-BENZODIOXAPHOSPHORIN-4-ONE 95.00%
  • Packaging5G
  • Price$776.95
  • Updated2021-12-16
  • Buy
  • ManufacturerChem-Impex
  • Product number37311
  • Product description2-Chloro-1,3,2-benzodioxaphosphorin-4-one,97%(Assaybytitration) 97%(Assaybytitration)
  • Packaging1G
  • Price$22.4
  • Updated2021-12-16
  • Buy
  • ManufacturerChem-Impex
  • Product number37311
  • Product description2-Chloro-1,3,2-benzodioxaphosphorin-4-one,≥97%(Assaybytitration)Hazmat ≥97%(Assaybytitration)
  • Packaging5G
  • Price$58.24
  • Updated2021-12-16
  • Buy
  • ManufacturerChem-Impex
  • Product number37311
  • Product description2-Chloro-1,3,2-benzodioxaphosphorin-4-one,97%(Assaybytitration) 97%(Assaybytitration)
  • Packaging25G
  • Price$179.2
  • Updated2021-12-16
  • Buy
  • ManufacturerMatrix Scientific
  • Product number098853
  • Product description2-Chloro-4H-benzo[d][1,3,2]dioxaphosphinin-4-one 95+%
  • Packaging5g
  • Price$55
  • Updated2021-12-16
  • Buy
  • ManufacturerMatrix Scientific
  • Product number098853
  • Product description2-Chloro-4H-benzo[d][1,3,2]dioxaphosphinin-4-one 95+%
  • Packaging25g
  • Price$165
  • Updated2021-12-16
  • Buy
  • ManufacturerMatrix Scientific
  • Product number098853
  • Product description2-Chloro-4H-benzo[d][1,3,2]dioxaphosphinin-4-one 95+%
  • Packaging100g
  • Price$495
  • Updated2021-12-16
  • Buy
  • ManufacturerMedical Isotopes, Inc.
  • Product number8252
  • Product description2-Chloro-4H-1,2,3-benzodioxaphosphorin-4-one 90%
  • Packaging5G
  • Price$290
  • Updated2021-12-16
  • Buy
  • ManufacturerSigma-Aldrich
  • Product number324124
  • Product description2-Chloro-1,3,2-benzodioxaphosphorin-4-one 95%
  • Packaging5g
  • Price$131
  • Updated2025-07-31
  • Buy
  • ManufacturerSigma-Aldrich
  • Product number324124
  • Product description2-Chloro-1,3,2-benzodioxaphosphorin-4-one 95%
  • Packaging25g
  • Price$354
  • Updated2025-07-31
  • Buy
  • ManufacturerSynQuest Laboratories
  • Product number6H72-5-X0
  • Product description2-Chloro-4H-1,3,2-benzodioxaphosphinin-4-one
  • Packaging5G
  • Price$128
  • Updated2021-12-16
  • Buy
  • ManufacturerSynQuest Laboratories
  • Product number6H72-5-X0
  • Product description2-Chloro-4H-1,3,2-benzodioxaphosphinin-4-one
  • Packaging25g
  • Price$248
  • Updated2021-12-16
  • Buy
  • ManufacturerTCI Chemical
  • Product numberC1210
  • Product description2-Chloro-4H-1,3,2-benzodioxaphosphorin-4-one >95.0%(T)
  • Packaging5g
  • Price$59
  • Updated2025-07-31
  • Buy
  • ManufacturerTCI Chemical
  • Product numberC1210
  • Product description2-Chloro-4H-1,3,2-benzodioxaphosphorin-4-one >95.0%(T)
  • Packaging25g
  • Price$178
  • Updated2025-07-31
  • Buy
Manufacturer Product number Product description Packaging Price Updated Buy
AHH MT-04758 2-Chloro-4H-1,3,2-benzodioxaphosphorin-4-one 97% 100g $338 2021-12-16 Buy
AK Scientific Z3543 2-Chloro-4H-1,3,2-benzodioxaphosphorin-4-one 25g $288 2021-12-16 Buy
American Custom Chemicals Corporation HCH0019201 2-CHLORO-4H-1,3,2-BENZODIOXAPHOSPHORIN-4-ONE 95.00% 5G $776.95 2021-12-16 Buy
Chem-Impex 37311 2-Chloro-1,3,2-benzodioxaphosphorin-4-one,97%(Assaybytitration) 97%(Assaybytitration) 1G $22.4 2021-12-16 Buy
Chem-Impex 37311 2-Chloro-1,3,2-benzodioxaphosphorin-4-one,≥97%(Assaybytitration)Hazmat ≥97%(Assaybytitration) 5G $58.24 2021-12-16 Buy
Chem-Impex 37311 2-Chloro-1,3,2-benzodioxaphosphorin-4-one,97%(Assaybytitration) 97%(Assaybytitration) 25G $179.2 2021-12-16 Buy
Matrix Scientific 098853 2-Chloro-4H-benzo[d][1,3,2]dioxaphosphinin-4-one 95+% 5g $55 2021-12-16 Buy
Matrix Scientific 098853 2-Chloro-4H-benzo[d][1,3,2]dioxaphosphinin-4-one 95+% 25g $165 2021-12-16 Buy
Matrix Scientific 098853 2-Chloro-4H-benzo[d][1,3,2]dioxaphosphinin-4-one 95+% 100g $495 2021-12-16 Buy
Medical Isotopes, Inc. 8252 2-Chloro-4H-1,2,3-benzodioxaphosphorin-4-one 90% 5G $290 2021-12-16 Buy
Sigma-Aldrich 324124 2-Chloro-1,3,2-benzodioxaphosphorin-4-one 95% 5g $131 2025-07-31 Buy
Sigma-Aldrich 324124 2-Chloro-1,3,2-benzodioxaphosphorin-4-one 95% 25g $354 2025-07-31 Buy
SynQuest Laboratories 6H72-5-X0 2-Chloro-4H-1,3,2-benzodioxaphosphinin-4-one 5G $128 2021-12-16 Buy
SynQuest Laboratories 6H72-5-X0 2-Chloro-4H-1,3,2-benzodioxaphosphinin-4-one 25g $248 2021-12-16 Buy
TCI Chemical C1210 2-Chloro-4H-1,3,2-benzodioxaphosphorin-4-one >95.0%(T) 5g $59 2025-07-31 Buy
TCI Chemical C1210 2-Chloro-4H-1,3,2-benzodioxaphosphorin-4-one >95.0%(T) 25g $178 2025-07-31 Buy
Next Last

Properties

Melting point :36-40 °C (lit.)
Boiling point :127-128 °C/11 mmHg (lit.)
Flash point :>230 °F
storage temp. :2-8°C
solubility :Soluble in acetonitrile, dichloromethane, tetrahydrofuron and dimethylformamide.
form :solid
color :White or Colorless to Orange to Green
BRN :1311951
Stability :Water Sensitive
InChI :InChI=1S/C7H4ClO3P/c8-12-10-6-4-2-1-3-5(6)7(9)11-12/h1-4H
InChIKey :BVOITXUNGDUXRW-UHFFFAOYSA-N
SMILES :O1C2=CC=CC=C2C(=O)OP1Cl
CAS DataBase Reference :5381-99-7(CAS DataBase Reference)

Safety Information

Symbol(GHS): GHS hazard pictograms
Signal word: Danger
Hazard statements:
Code Hazard statements Hazard class Category Signal word Pictogram P-Codes
H314 Causes severe skin burns and eye damage Skin corrosion/irritation Category 1A, B, C Danger GHS hazard pictograms P260,P264, P280, P301+P330+ P331,P303+P361+P353, P363, P304+P340,P310, P321, P305+ P351+P338, P405,P501
Precautionary statements:
P260 Do not breathe dust/fume/gas/mist/vapours/spray.
P280 Wear protective gloves/protective clothing/eye protection/face protection.
P303+P361+P353 IF ON SKIN (or hair): Remove/Take off Immediately all contaminated clothing. Rinse SKIN with water/shower.
P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.
P363 Wash contaminated clothing before reuse.

Description

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.

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Suppliers and manufacturers

Shaanxi Dideu Medichem Co. Ltd
2-Chloro-4H-1,3,2-benzodioxaphosphorin-4-one
$0.00 /25KG
2-Chloro-4H-1,3,2-benzodioxaphosphorin-4-one CAS:5381-99-7
Henan Tianfu Chemical Co.,Ltd.
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Richest Group Ltd
Antai Fine Chemical Technology Co.,Limited
Guangzhou Yuheng Pharmaceutical Technology Co., Ltd
Zhengzhou Alfa Chemical Co.,Ltd
Career Henan Chemica Co
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