(4R,6S)-5,6-Dihydro-4-hydroxy-6-methylthieno[2,3-b]thiopyran-7,7-dioxide

Name: (4R,6S)-5,6-Dihydro-4-hydroxy-6-methylthieno[2,3-b]thiopyran-7,7-dioxide
Brand: Zemixal
SKU: ZX-021467

Reference StandardAvailable on request

(4R,6S)-5,6-Dihydro-4-hydroxy-6-methylthieno[2,3-b]thiopyran-7,7-dioxide (CAS 147128-77-6) supplier Zemixal…

Pack sizes

(4R,6S)-5,6-Dihydro-4-hydroxy-6-methylthieno[2,3-b]thiopyran-7,7-dioxide chemical structure

CAS number147128-77-6

FormulaC₈H₁₀O₃S₂

Molar mass218.3 g/mol

Physical formSolid

HS code38229090

InChIKeyNFUQUGUUAUVBMO-CAHLUQPWSA-N

IUPAC name(4R,6S)-6-methyl-7,7-dioxo-5,6-dihydro-4H-thieno[2,3-b]thiopyran-4-ol

About (4R,6S)-5,6-Dihydro-4-hydroxy-6-methylthieno[2,3-b]thiopyran-7,7-dioxide

(4R,6S)-5,6-Dihydro-4-hydroxy-6-methylthieno[2,3-b]thiopyran-7,7-dioxide is supplied by Zemixal as a characterised reference material for Dorzolamide analysis. Identity at a glance (Reference Standard): CAS 147128-77-6, formula C8H10O3S2 and molar mass 218.3 g/mol. It is handled as a solid.

Common uses in the lab and plant

Metabolite identification
Stability-indicating methods
Impurity profiling

Standard pack sizes are 10 mg, 25 mg, 50 mg and 100 mg, and custom quantities are quoted on request. Each lot travels with a certificate of analysis with characterisation data. Send an enquiry through the quote panel and you get a formal offer with Incoterms and delivery time.

Reference standards for Dorzolamide

See every impurity, metabolite and related compound we list for this API.

Dorzolamide standards

Typical uses

Metabolite identification
Stability-indicating methods
Impurity profiling

Applications

Pharmaceutical Manufacturing and QC Research Labs and Universities

Specifications and identifiers

Specifications of (4R,6S)-5,6-Dihydro-4-hydroxy-6-methylthieno[2,3-b]thiopyran-7,7-dioxide
Product name	(4R,6S)-5,6-Dihydro-4-hydroxy-6-methylthieno[2,3-b]thiopyran-7,7-dioxide
Catalogue number	ZX-021467
CAS number	147128-77-6
IUPAC name	(4R,6S)-6-methyl-7,7-dioxo-5,6-dihydro-4H-thieno[2,3-b]thiopyran-4-ol
Molecular formula	C₈H₁₀O₃S₂
Molar mass	218.3 g/mol
Exact mass	218.0071
Grade	Reference Standard
Physical form	Solid
XLogP3	0.9
H-bond donors / acceptors	1 / 4
Topological polar surface area	91 Å²
HS code	38229090
InChIKey	NFUQUGUUAUVBMO-CAHLUQPWSA-N
SMILES	C[C@H]1C[C@H](C2=C(S1(=O)=O)SC=C2)O
PubChem CID	10353338
Synonyms	(4R,6S)-4-Hydroxy-6-methyl-5,6-dihydro-4H-thieno[2,3-b]thiopyran 7,7-dioxide, (4R,6S)-5,6-Dihydro-6-methyl-4H-thieno[2,3-b]thiopyran-4-ol 7,7-Dioxide, 4H-Thieno[2,3-b]thiopyran-4-ol, 5,6-dihydro-6-methyl-, 7,7-dioxide, (4R,6S)-, (4R,6S)-6-methyl-7,7-dioxo-5,6-dihydro-4H-thieno(2,3-b)thiopyran-4-ol, 4H-Thieno(2,3-b)thiopyran-4-ol, 5,6-dihydro-6-methyl-, 7,7-dioxide, (4R,6S)-, cis-4-Hydroxy-6-methyl-5,6-dihydro-4H-thieno[2,3-b]thiopyran 7,7-dioxide, (2S,4R)-4-hydroxy-2-methyl-2H,3H,4H-1lambda6-thieno[2,3-b]thiopyran-1,1-dione, (4R,6R)-6-Methyl-5,6-dihydro-4H-thieno-[2,3-b]thiopyran-4-ol 7,7-dioxide, (4R,6S)-4-Hydroxy-6-methyl-5,6-dihydro-7lambda~6~-thieno[2,3-b]thiopyran-7,7(4H)-dione, (4R,6S)-6-Methyl-5,6-dihydro-4H-thieno[2,3-b]thiopyran-4-ol 7,7-dioxide, 4-(R)-hydroxy-5,6-dihydro-6-(S)-methyl-4H-thieno[2,3 b]thiopyran-7,7-dioxide

Lot values are stated on the batch certificate of analysis. Ask for a typical COA with your quotation.

Safety and GHS hazards

No GHS classification is on file for this item. Handle it as an unknown laboratory chemical and request the SDS with your quotation.

Pack sizes

Pack sizes of (4R,6S)-5,6-Dihydro-4-hydroxy-6-methylthieno[2,3-b]thiopyran-7,7-dioxide
10 mg	Quoted on request
25 mg	Quoted on request
50 mg	Quoted on request
100 mg	Quoted on request

Need a different size? Bulk drums and custom packing are quoted on request through the quote form on this page.

Questions about (4R,6S)-5,6-Dihydro-4-hydroxy-6-methylthieno[2,3-b]thiopyran-7,7-dioxide

Which CAS number identifies (4R,6S)-5,6-Dihydro-4-hydroxy-6-methylthieno[2,3-b]thiopyran-7,7-dioxide?

(4R,6S)-5,6-Dihydro-4-hydroxy-6-methylthieno[2,3-b]thiopyran-7,7-dioxide is registered under CAS 147128-77-6. You may also see it listed as (4R,6S)-4-Hydroxy-6-methyl-5,6-dihydro-4H-thieno[2,3-b]thiopyran 7,7-dioxide, (4R,6S)-5,6-Dihydro-6-methyl-4H-thieno[2,3-b]thiopyran-4-ol 7,7-Dioxide, 4H-Thieno[2,3-b]thiopyran-4-ol, 5,6-dihydro-6-methyl-, 7,7-dioxide, (4R,6S)-. Our catalogue number for this item is ZX-021467.

What are the formula and molar mass of (4R,6S)-5,6-Dihydro-4-hydroxy-6-methylthieno[2,3-b]thiopyran-7,7-dioxide?

For (4R,6S)-5,6-Dihydro-4-hydroxy-6-methylthieno[2,3-b]thiopyran-7,7-dioxide, its formula is C8H10O3S2 and its molar mass is 218.3 g/mol. The systematic (IUPAC) name is (4R,6S)-6-methyl-7,7-dioxo-5,6-dihydro-4H-thieno[2,3-b]thiopyran-4-ol. InChIKey NFUQUGUUAUVBMO-CAHLUQPWSA-N lets you match it in any structure database.

How is (4R,6S)-5,6-Dihydro-4-hydroxy-6-methylthieno[2,3-b]thiopyran-7,7-dioxide used in pharmaceutical QC?

(4R,6S)-5,6-Dihydro-4-hydroxy-6-methylthieno[2,3-b]thiopyran-7,7-dioxide is a characterised reference material linked to Dorzolamide. Laboratories use it to identify and quantify this impurity during method development and validation, stability work, batch release testing and regulatory submissions.

What grade and pack sizes are available for (4R,6S)-5,6-Dihydro-4-hydroxy-6-methylthieno[2,3-b]thiopyran-7,7-dioxide?

This listing is Reference Standard grade. Standard packs are 10 mg, 25 mg, 50 mg, 100 mg. Larger quantities and custom packing can be quoted on request.

Which documents come with (4R,6S)-5,6-Dihydro-4-hydroxy-6-methylthieno[2,3-b]thiopyran-7,7-dioxide?

Each lot ships with a batch certificate of analysis and a 16-section GHS safety data sheet. A typical COA or specification sheet can be shared with the quotation before you order.

Can Zemixal ship (4R,6S)-5,6-Dihydro-4-hydroxy-6-methylthieno[2,3-b]thiopyran-7,7-dioxide to my country?

Yes. (4R,6S)-5,6-Dihydro-4-hydroxy-6-methylthieno[2,3-b]thiopyran-7,7-dioxide ships worldwide by express courier, air cargo or sea freight, quoted on the Incoterm you prefer, with full export documents.

More Dorzolamide standards

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MW: 324.4 g/mol

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CAS: 199734-72-0
Formula: C₂₀H₂₉N₃O₈S₆
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Dorzolamide Hydrochloride

CAS: 130693-82-2
Formula: C₁₀H₁₇ClN₂O₄S₃
MW: 360.9 g/mol

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CAS: 147200-03-1
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Dorzolamide EP Impurity A

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Formula: C₁₀H₁₆N₂O₄S₃
MW: 324.4 g/mol

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Dorzolamide EP Impurity B Hydrochloride

CAS: 120279-37-0
Formula: C₁₀H₁₇ClN₂O₄S₃
MW: 360.9 g/mol

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