Research chemical
CAS Number: 138890-97-8
![4-Hydroxy-3,4-dihydro-2H-thieno[3,2-e][1,2]thiazine 1,1-dioxide molecular structure, CAS 138890-97-8](/structure-images/138890-97-8.png?v=struct-v3)
Product details
For laboratory research and professional procurement workflows.
PubChem CID
22901942
Exact Mass
204.986735
InChIKey
XJIFVJXWTXQPAJ-UHFFFAOYSA-N
IUPAC Name
1,1-dioxo-3,4-dihydro-2H-thieno[3,2-e]thiazin-4-ol
SMILES String
O=S1(=O)NCC(O)c2ccsc21
No physical property values available.
XLogP
-0.2
Properties are provided as catalog reference data and may be confirmed through supplier documentation when required.
Heavy atom count
12
H-bond acceptors
4
H-bond donors
2
Rotatable bonds
0
Ring count
2
Aromatic rings
1
Topological polar surface area
66.4 Ų
Computed LogP
0.07
Structural features
4-Hydroxy-3,4-dihydro-2H-thieno[3,2-e][1,2]thiazine 1,1-dioxide (CAS 138890-97-8) is listed in the Pharmaceutical Intermediates portfolio, with molecular formula C6H7NO3S2 and molecular weight 205. 30 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; structure-derived tags include nitrogen-containing heterocycle.
Documentation needs
SDS signal word: Warning; hazard codes: H315, H319; For research use only.
Procurement notes
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Use the quote panel for visible public options. Additional quantities or specifications can be reviewed by RFQ.
Purity, lot identity, and batch-specific documentation are confirmed before procurement decisions.
Supplier-issued COA and SDS can be requested before handling, storage, shipment, or procurement decisions.
Final quote depends on quantity, lead time, destination, and supplier confirmation.
4-Hydroxy-3,4-dihydro-2H-thieno[3,2-e][1,2]thiazine 1,1-dioxide is listed as in-stock / available for research-use sourcing review. Final availability, lot specification, and lead time are confirmed by RFQ.
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.
Yes. Supplier-issued COA and SDS can be requested during the RFQ workflow. Lot-specific documents depend on supplier and batch confirmation.
Fragment-like structure rule
Yes
Lead-like structure rule
Yes
Drug-like structure rule
Yes
Structure family
n heterocycle ligand
Precious metal motif
No
Transition metal motif
No
Phosphine ligand motif
No
N-heterocycle motif
Yes
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.
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 RequestSignal word: Warning
Supplier SDS reference cue; confirm supplier documentation before use.
Hazard statements: H315, H319
Supplier SDS hazard code reference; confirm full text in supplier documentation.
Precautionary statements: P264, P280, P302+P352, P305+P351+P338, P332+P313, P337+P313, P362
Supplier SDS precautionary code reference; confirm full text in supplier documentation.
Shipment review: Required
Certificate of Analysis (COA): By request
Supplier Safety Data Sheet (SDS): By request
Purity and pack size confirmation: By request
Availability and lead time review: Confirmed by RFQ
Shipment documentation review: By request
For supplier-issued documentation by request, use the RFQ actions on this page.Review preliminary safety reference
Additional text reference cues are not available for this catalog entry.
Non-public references are shown as text only and do not imply equivalence, availability, or shared use.