Diethyl chlorophosphite - ≥85% , CAS No.589-57-1

CAS: 589-57-1 Cat. No.: D1507151 Formula: (C₂H₅O)₂PCl Molecular Weight: 156.55 Beilstein Registry Number: 1098392 EC Number: 209-652-2

GRADE & PURITY ≥85%

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

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

≥85%

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

≥85%

Names and Identifiers

• 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

• Solubility: Soluble in DMSO and chloroform. Reacts with water.
• 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]

Frequently Asked Questions

What is the purity of this product?

This product is supplied at ≥85% purity (chemical assay). Lot-specific values are stated on the Certificate of Analysis.

How should this product be stored?

Store at 2–8 °C, protected from light, under argon. It is supplied under an argon blanket; reseal under inert gas after each use.

How is this product shipped?

This product ships chilled on wet ice. Unpack on arrival and transfer it to the storage condition stated above.

What are the CAS number, molecular formula and molecular weight?

The CAS Number is 589-57-1, the molecular formula is C4H10ClO2P, and the molecular weight is 156.55 g/mol. InChIKey TXHWYSOQHNMOOU-UHFFFAOYSA-N.

What documentation is provided?

Available product documentation, including Certificates of Analysis (COA), Safety Data Sheets (SDS), and specification sheets, is shown in the product document area. Document availability and access follow the current site policy.