Ethyl Diformylacetate - ≥97% , CAS No.80370-42-9

CAS: 80370-42-9 Cat. No.: E156503 Molecular Weight: 144.13 EC Number: 632-882-3
AVAILABLE TO ORDER
GRADE & PURITY ≥97%
Synonyms
2-FORMYL-3-OXOPROPIONIC ACID ETHYL ESTER | 2-formyl-3-oxo-propionic acid ethyl ester | ethoxycarbonylmalonaldehyde | E1128 | Formyl-3-oxo-propionic acid ethyl ester | propanoic acid,2-formyl-3-oxo-,ethyl ester | 2-FORMYL-3-OXO-PROPANOIC ACID ETHYL ESTER |
Storage
Store at 2-8°C,Argon charged
Shipped In
Wet ice
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
1g
E156503-1g
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$13.90

$20.90
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5g
E156503-5g
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$20.90

$31.90
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10g
E156503-10g
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$25.90

$38.90
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25g
E156503-25g
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$47.90

$71.90
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100g
E156503-100g
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$173.90

$260.90
Save $87.00 (33.35%)
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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,Argon charged Ships Wet ice Check lot-specific COA for exact specifications.

📋

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.

Specifications

Synonyms
2-FORMYL-3-OXOPROPIONIC ACID ETHYL ESTER | 2-formyl-3-oxo-propionic acid ethyl ester | ethoxycarbonylmalonaldehyde | E1128 | Formyl-3-oxo-propionic acid ethyl ester | propanoic acid, 2-formyl-3-oxo-, ethyl ester | 2-FORMYL-3-OXO-PROPANOIC ACID ETHYL ESTER |
Specifications & Purity
≥97%
Storage
Store at 2-8°C, Argon charged
Shipped In
Wet ice
This product requires cold chain shipping. Ground and other economy services are not available.
Purity
≥97%
Names and Identifiers
Pubchem Sid504765907
Pubchem Sid Urlhttps://pubchem.ncbi.nlm.nih.gov/substance/504765907
Canonical SmilesCCOC(=O)C(C=O)C=O
IUPAC Nameethyl 2-formyl-3-oxopropanoate
InChIKeyHMFLBGNCDZYITR-UHFFFAOYSA-N
INCHI1S/C6H8O4/c1-2-10-6(9)5(3-7)4-8/h3-5H,2H2,1H3
Isomeric SMILES CCOC(=O)C(C=O)C=O
Molecular Weight 144.13
Reaxy-Rn 1758941
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=1758941&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 oxygen compounds
ClassOrganooxygen compounds
SubclassCarbonyl compounds
Intermediate Tree Nodes Not available
Direct Parent1,3-dicarbonyl compounds
Alternative Parents Carboxylic acid esters  Monocarboxylic acids and derivatives  Organic oxides  Hydrocarbon derivatives  Aldehydes  
Molecular FrameworkAliphatic acyclic compounds
Substituents 1,3-dicarbonyl compound - Carboxylic acid ester - Monocarboxylic acid or derivatives - Carboxylic acid derivative - Organic oxide - Hydrocarbon derivative - Aldehyde - Aliphatic acyclic compound
DescriptionThis compound belongs to the class of organic compounds known as 1,3-dicarbonyl compounds. These are carbonyl compounds with the generic formula O=C(R)C(H)C(R')=O, where R and R' can be any group.
External Descriptors Not available
3D Structure
Interactive Chemical Structure Model





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.

9 results found

Lot NumberCertificate TypeDateItem
D2624396Certificate of AnalysisApr 30, 2026 E156503
D2624397Certificate of AnalysisApr 30, 2026 E156503
D2624453Certificate of AnalysisApr 30, 2026 E156503
D2624454Certificate of AnalysisApr 30, 2026 E156503
D2624455Certificate of AnalysisApr 30, 2026 E156503
C2309578Certificate of AnalysisDec 09, 2025 E156503
C2309608Certificate of AnalysisDec 09, 2025 E156503
C2309760Certificate of AnalysisDec 09, 2025 E156503
C2309863Certificate of AnalysisDec 09, 2025 E156503
Chemical and Physical Properties
Sensitivityair sensitive,heat sensitive
Refractive Index1.47
Flash Point(°C)67 °C
Boil Point(°C)32°C/0.3mmHg(lit.)
Molecular Weight144.120 g/mol
XLogP3-0.200
Hydrogen Bond Donor Count0
Hydrogen Bond Acceptor Count4
Rotatable Bond Count5
Exact Mass144.042 Da
Monoisotopic Mass144.042 Da
Topological Polar Surface Area60.400 Ų
Heavy Atom Count10
Formal Charge0
Complexity133.000
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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