1,1-Dioxo-2,5-dihydro-1lambda6-thiophene-3-carboxylic acid - ≥95% , CAS No.267667-78-7

CAS: 267667-78-7 Cat. No.: D1007772 Molecular Weight: 162.170 EC Number: 836-378-6
AVAILABLE TO ORDER
GRADE & PURITY ≥95%
Storage
Room temperature
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
100mg
D1007772-100mg
8-12 wks(?) Production requires sourcing of materials. We appreciate your patience and understanding.
$454.90
250mg
D1007772-250mg
8-12 wks(?) Production requires sourcing of materials. We appreciate your patience and understanding.
$756.90
1g
D1007772-1g
8-12 wks(?) Production requires sourcing of materials. We appreciate your patience and understanding.
$2,408.90
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Why this grade

≥95% for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

🌡

Storage & shipping

Room temperature Ships 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.

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Literature proof

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

Specifications

Specifications & Purity
≥95%
Storage
Room temperature
Purity
≥95%
Names and Identifiers
Canonical SmilesC1C=C(CS1(=O)=O)C(=O)O
IUPAC Name1,1-dioxo-2,5-dihydrothiophene-3-carboxylic acid
InChIKeyGSPYMZGNJJKNFW-UHFFFAOYSA-N
INCHI1S/C5H6O4S/c6-5(7)4-1-2-10(8,9)3-4/h1H,2-3H2,(H,6,7)
Molecular Weight 162.170

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
SuperclassOrganoheterocyclic compounds
ClassDihydrothiophenes
SubclassNot available
Intermediate Tree Nodes Not available
Direct ParentDihydrothiophenes
Alternative Parents Sulfones  Monocarboxylic acids and derivatives  Carboxylic acids  Organic oxides  Hydrocarbon derivatives  Carbonyl compounds  
Molecular FrameworkAliphatic heteromonocyclic compounds
Substituents Sulfone - 2,5-dihydrothiophene - Monocarboxylic acid or derivatives - Carboxylic acid - Carboxylic acid derivative - Organic oxygen compound - Organic oxide - Hydrocarbon derivative - Organooxygen compound - Carbonyl group - Aliphatic heteromonocyclic compound
DescriptionThis compound belongs to the class of organic compounds known as dihydrothiophenes. These are compounds containing a dihydrothiophene moiety, which is a thiophene derivative with only one double bond.
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:
Chemical and Physical Properties
Molecular Weight162.170 g/mol
XLogP3-0.900
Hydrogen Bond Donor Count1
Hydrogen Bond Acceptor Count4
Rotatable Bond Count1
Exact Mass161.999 Da
Monoisotopic Mass161.999 Da
Topological Polar Surface Area79.800 Ų
Heavy Atom Count10
Formal Charge0
Complexity279.000
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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