Diethyl chlorophosphite - ≥90% , CAS No.589-57-1

CAS: 589-57-1 Cat. No.: D501093 Formula: (C₂H₅O)₂PCl Molecular Weight: 156.55 Beilstein Registry Number: 1098392 EC Number: 209-652-2

GRADE & PURITY ≥90%

Synonyms

AKOS009031586 | SY049944 | (1R)-(+)-(1-AMINO-2-METHYLPROPYL)PHOSPHONICACID | AMY843 | H10781 | Diethyl phosphorochloridite | Ethyl phosphorochloridite, (EtO)2ClP | F414S3V8K6 | (C2H5O)2PCl | Ethyl chlorophosphite | SCHEMBL6274 | DIETHYL PHOSPHOROCHLORIDIT

Storage

Store at 2-8°C,Protected from light,Argon charged

Shipped In

Wet ice

Overview

Diethyl chlorophosphite can be used as a: 

Reducing agent for the reduction of nitro compounds to the corresponding amines. 

Deoxygenating agent to reduce pyridine N-oxide to pyridine. 

Reagent in the conversion of aldoximes to nitriles via dehydration.

Specifications

Synonyms

AKOS009031586 | SY049944 | (1R)-(+)-(1-AMINO-2-METHYLPROPYL)PHOSPHONICACID | AMY843 | H10781 | Diethyl phosphorochloridite | Ethyl phosphorochloridite, (EtO)2ClP | F414S3V8K6 | (C2H5O)2PCl | Ethyl chlorophosphite | SCHEMBL6274 | DIETHYL PHOSPHOROCHLORIDIT

Specifications & Purity

≥90%

Storage

Store at 2-8°C,Protected from light,Argon charged

Shipped In

Wet ice

This product requires cold chain shipping. Ground and other economy services are not available.

Purity

≥90%

Names and Identifiers

• Pubchem Sid: 508812051
• Canonical Smiles: CCOP(OCC)Cl
• IUPAC Name: chloro(diethoxy)phosphane
• InChIKey: TXHWYSOQHNMOOU-UHFFFAOYSA-N
• INCHI: 1S/C4H10ClO2P/c1-3-6-8(5)7-4-2/h3-4H2,1-2H3
• Isomeric SMILES: CCOP(OCC)Cl
• WGK Germany: 3
• Molecular Weight: 156.55
• Beilstein: 1098392
• Reaxy-Rn: 1098392
• Reaxys-RN_link_address: https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=1098392&ln=

Taxonomic Classification

Taxonomy Tree

• Kingdom Organic compounds
  • Superclass Organic oxygen compounds
    • Class Organooxygen compounds

• Kingdom: Organic compounds
• Superclass: Organic oxygen compounds
• Class: Organooxygen compounds
• Subclass: Not available
• Intermediate Tree Nodes: Not available
• Direct Parent: Organooxygen compounds
• Alternative Parents: Hydrocarbon derivatives
• Molecular Framework: Aliphatic acyclic compounds
• Substituents: Hydrocarbon derivative - Organooxygen compound - Aliphatic acyclic compound
• Description: This compound belongs to the class of organic compounds known as organooxygen compounds. These are organic compounds containing a bond between a carbon atom and an oxygen atom.
• External Descriptors: Not available

Data sources

1. Djoumbou Feunang Y, Eisner R, Knox C, Chepelev L, Hastings J, Owen G, Fahy E, Steinbeck C, Subramanian S, Bolton E, Greiner R, and Wishart DS. ClassyFire: Automated Chemical Classification With A Comprehensive, Computable Taxonomy. Journal of Cheminformatics, 2016, 8:61.

DOI: 10.1186/s13321-016-0174-y

Chemical and Physical Properties

• Sensitivity: Light sensitive; Air sensitive; Moisture sensitive
• Refractive Index: 1.4375
• Flash Point(°F): 33.8 °F
• Flash Point(°C): 1°C(Lit.)
• Boil Point(°C): 153-155°C
• Molecular Weight: 156.550 g/mol
• XLogP3: 1.500
• Hydrogen Bond Donor Count: 0
• Hydrogen Bond Acceptor Count: 2
• Rotatable Bond Count: 4
• Exact Mass: 156.011 Da
• Monoisotopic Mass: 156.011 Da
• Topological Polar Surface Area: 18.500 Ų
• Heavy Atom Count: 8
• Formal Charge: 0
• Complexity: 47.300
• Isotope Atom Count: 0
• Defined Atom Stereocenter Count: 0
• Undefined Atom Stereocenter Count: 0
• Defined Bond Stereocenter Count: 0
• Undefined Bond Stereocenter Count: 0
• The total count of all stereochemical bonds: 0
• Covalently-Bonded Unit Count: 1

References

1. Jinghan Wang, Xiujuan Wang, Ling Wang, Xianchao Du, Hongxia Hao, Anjun Qin, Ben Zhong Tang.  (2026)  Etomidate rapid detection by enzyme-linked immunosorbent assay combined with aggregation-induced emission luminogens.  MICROCHEMICAL JOURNAL,      [PMID:] [10.1016/j.microc.2026.119205]