Diethyl Difluoromethanephosphonate - ≥97% , CAS No.1478-53-1

CAS: 1478-53-1 Cat. No.: D131989 Molecular Weight: 188.11 EC Number: 673-917-2
AVAILABLE TO ORDER
GRADE & PURITY ≥97%
Synonyms
(Difluoromethyl)phosphonic acid, diethyl ester | MFCD00192023 | J-008420 | Diethyl (difluoromethyl)phosphonate | DIFLUOROMETHYLPHOSPHONICACIDDIETHYLESTER | SCHEMBL193239 | diethyl difluoromethylphosphonate | diethyl difluoromethanephosphonate | DifluoroMe
Storage
Store at 2-8°C
Shipped In
Wet ice
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
1g
D131989-1g
2

$15.90

$23.90
Save $8.00 (33.47%)
5g
D131989-5g
2

$38.90

$58.90
Save $20.00 (33.96%)
25g
D131989-25g
2

$121.90

$182.90
Save $61.00 (33.35%)
100g
D131989-100g
2

$486.90

$730.90
Save $244.00 (33.38%)
Enter a quantity for the sizes you want to add.
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Why this grade

≥97% for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

🌡

Storage & shipping

Store at 2-8°C Ships Wet ice Check lot-specific COA for exact specifications.

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Quality documents

SDS, COA, datasheet, and spec sheet available for download. Lot-specific COA accessible via lot number lookup.

📚

Literature proof

Cited in 0 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Overview

This compound is an inhibitor of bacterial phosphotriesterases and an intermediate for the synthesis of 5'-diphosphate/5'-triphosphate mimics for transcriptase and glycerol kinase inhibition.

Specifications

Synonyms
(Difluoromethyl)phosphonic acid, diethyl ester | MFCD00192023 | J-008420 | Diethyl (difluoromethyl)phosphonate | DIFLUOROMETHYLPHOSPHONICACIDDIETHYLESTER | SCHEMBL193239 | diethyl difluoromethylphosphonate | diethyl difluoromethanephosphonate | DifluoroMe
Specifications & Purity
≥97%
Storage
Store at 2-8°C
Shipped In
Wet ice
This product requires cold chain shipping. Ground and other economy services are not available.
Purity
≥97%
Names and Identifiers
Pubchem Sid504761523
Pubchem Sid Urlhttps://pubchem.ncbi.nlm.nih.gov/substance/504761523
Canonical SmilesCCOP(=O)(C(F)F)OCC
IUPAC Name1-[difluoromethyl(ethoxy)phosphoryl]oxyethane
InChIKeyVVFGLBKYBBUTRO-UHFFFAOYSA-N
INCHI1S/C5H11F2O3P/c1-3-9-11(8,5(6)7)10-4-2/h5H,3-4H2,1-2H3
Isomeric SMILES CCOP(=O)(C(F)F)OCC
WGK Germany 3
Molecular Weight 188.11
Reaxy-Rn 1812289
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=1812289&ln=

Documentation

📋 Safety Data Sheet (SDS)

Comprehensive hazard, handling, storage, and regulatory compliance document.

Download SDS →

✅ Certificate of Analysis (COA)

Lot-specific quality data. Enter your lot number to retrieve the exact COA.

Look up COA →

📊 Datasheet

Quick-reference summary of product specifications and applications.

View datasheet →

🔬 Specification Sheet

Full quality attributes and acceptance criteria for this grade.

View spec sheet →

Advanced Data

Taxonomic Classification

Taxonomy Tree

KingdomOrganic compounds
SuperclassOrganic acids and derivatives
ClassOrganic phosphonic acids and derivatives
SubclassPhosphonic acid diesters
Intermediate Tree Nodes Not available
Direct ParentDialkyl alkylphosphonates
Alternative Parents Phosphonic acid esters  Organopnictogen compounds  Organophosphorus compounds  Organooxygen compounds  Organofluorides  Organic oxides  Hydrocarbon derivatives  Alkyl fluorides  
Molecular FrameworkAliphatic acyclic compounds
Substituents Dialkyl alkylphosphonate - Phosphonic acid ester - Organic oxygen compound - Organopnictogen compound - Organic oxide - Hydrocarbon derivative - Organophosphorus compound - Organooxygen compound - Organofluoride - Organohalogen compound - Alkyl halide - Alkyl fluoride - Aliphatic acyclic compound
DescriptionThis compound belongs to the class of organic compounds known as dialkyl alkylphosphonates. These are compounds containing a phosphonic acid that is diesterified with alkyl groups, and the phosphorus atom is also directly attached to an alkyl group.
External Descriptors Not available
3D Structure
Interactive Chemical Structure Model





Mechanisms of Action
Certificates(CoA,COO,BSE/TSE and Analysis Chart)
C of A & Other Certificates(BSE/TSE, COO):
Analytical Chart:

Find and download the COA for your product by matching the lot number on the packaging.

6 results found

Lot NumberCertificate TypeDateItem
L2209404Certificate of AnalysisJun 09, 2026 D131989
L2209408Certificate of AnalysisJun 09, 2026 D131989
L2209445Certificate of AnalysisJun 09, 2026 D131989
L2209446Certificate of AnalysisJun 09, 2026 D131989
H2512124Certificate of AnalysisAug 20, 2025 D131989
J2430187Certificate of AnalysisNov 09, 2024 D131989
Chemical and Physical Properties
Flash Point(°F)230 °F
Flash Point(°C)110 °C
Molecular Weight188.110 g/mol
XLogP31.200
Hydrogen Bond Donor Count0
Hydrogen Bond Acceptor Count5
Rotatable Bond Count5
Exact Mass188.041 Da
Monoisotopic Mass188.041 Da
Topological Polar Surface Area35.500 Ų
Heavy Atom Count11
Formal Charge0
Complexity141.000
Isotope Atom Count0
Defined Atom Stereocenter Count0
Undefined Atom Stereocenter Count0
Defined Bond Stereocenter Count0
Undefined Bond Stereocenter Count0
The total count of all stereochemical bonds0
Covalently-Bonded Unit Count1
Solution Calculators
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