Research chemical
2-Thiophenecarboxaldehyde
CAS Number: 98-03-3
Product details
Identity & specification
- Molecular formula
- C5H4OS
- Molecular weight
- 112.15 g/mol
- Product type
- Research-use catalog compound
- Documentation
- COA / SDS available by request
For laboratory research and professional procurement workflows.
Technical identifiers
Show PubChem, InChIKey, IUPAC, and SMILES
PubChem CID
7364
Exact Mass
111.998286
InChIKey
CNUDBTRUORMMPA-UHFFFAOYSA-N
IUPAC Name
thiophene-2-carbaldehyde
SMILES String
C1=CSC(=C1)C=O
Physical Properties
Appearance
Liquid; [Sigma-Aldrich MSDS]
Boiling Point
75–77 °C
Show more physical data
Vapor Pressure
Estimated value, unit not specified
XLogP
1
Properties are provided as catalog reference data and may be confirmed through supplier documentation when required.
Computed Structure Descriptors
Show calculated structure fields
Heavy atom count
7
H-bond acceptors
1
H-bond donors
0
Rotatable bonds
1
Ring count
1
Aromatic rings
1
Topological polar surface area
17.07 Ų
Computed LogP
1.56
Fragment-like structure rule
Yes
Lead-like structure rule
No
Drug-like structure rule
No
Structure family
other structure rule
Precious metal motif
No
Transition metal motif
No
Phosphine ligand motif
No
N-heterocycle motif
No
Boronic acid motif
No
Computed structure descriptors generated from molecular structure. These are not experimental physical property values, supplier specifications, SDS data, or bioactivity claims.
Catalog Facts
Structural features
2-Thiophenecarboxaldehyde (CAS 98-03-3) is listed in the Pharmaceutical Intermediates portfolio, with molecular formula C5H4OS and molecular weight 112. 15 g/mol.
Sourcing context
Catalog reference for RFQ preparation, supplier confirmation, and research chemical sourcing review.
Research use context
Intended for research-stage medicinal chemistry and intermediate synthesis workflows.
Documentation needs
SDS signal word: Warning; hazard codes: H302; For research use only.
Applications & Classification
Biological target reference
ChEMBL reports experimental activity evidence for: Sodium- and chloride-dependent GABA transporter 1 (Mus musculus) — 2 assays. These records describe research assays and do not establish therapeutic efficacy or clinical use.
Sodium- and chloride-dependent GABA transporter 1
Mus musculus · SINGLE PROTEIN · 2 qualifying assays · 2 documents
Experimental evidence source: ChEMBL
Safety & Handling
PPE
First Aid
- Do not give anything to an unconscious person.
- Rinse mouth with water.
Stability / Reactivity
- and reactivity.
Disposal
- Dispose of remaining and non-recyclable solutions to a licensed company.
- Contact a professional agency with a waste disposal license to handle this substance.
Show additional safety reference fields
Accidental Release
- Use personal protective equipment.
- Avoid dust generation.
For supplier-issued SDS, request documentation before handling, storage, shipment, or procurement decisions.
Preliminary Safety Reference
For supplier-issued SDS or COA, submit a documentation request.
Safety Reference / SDS RequestProcurement notes
Sourcing context and documentation notes
Show details
Procurement notes
Sourcing context and documentation notes
MolGraph uses public price and availability evidence as a starting point, then confirms current stock, quotation, COA/SDS, lot specification, lead time, and shipment documentation before final acceptance.
Package and specification
Use the quote panel for visible public options. Additional quantities or specifications can be reviewed by RFQ.
Final lot confirmation
Purity, lot identity, and batch-specific documentation are confirmed before procurement decisions.
Supply documentation
Supplier-issued COA and SDS can be requested before handling, storage, shipment, or procurement decisions.
Quotation review
Final quote depends on quantity, lead time, destination, and supplier confirmation.
Procurement questions
Is CAS 98-03-3 in stock?
2-Thiophenecarboxaldehyde is in stock. Estimated delivery: 5–9 business days. Submit an RFQ to confirm final price, lot specification, documentation, and destination-specific shipping terms.
How is the final price confirmed?
The page shows a public reference price in the quote panel. Submit an RFQ to confirm current price, quantity breaks, lead time, and destination-specific shipping requirements.
Can MolGraph provide COA or SDS for CAS 98-03-3?
Yes. Supplier-issued COA and SDS can be requested during the RFQ workflow. Lot-specific documents depend on supplier and batch confirmation.