Thiodiglycolic anhydride - ≥98% , CAS No.3261-87-8

CAS: 3261-87-8 Cat. No.: T136548 Summenformel: C4H4O3S Molekulargewicht: 132.13 Beilstein Registry Number: 112528 EG-Nummer: 608-761-6 PubChem CID: 137871
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GRADE & PURITY ≥98%
Synonyms
AKOS008988060 | RIIUAPMWDSRBSH-UHFFFAOYSA-N | Thiodiglycolic anhydride, AldrichCPR | DTXSID30186306 | Thiodiglycolic anhydride | FT-0634751 | H10798 | C4H4O3S | 1-Oxa-4-thia-cyclohexan-2,6-dione | 1,4-Oxathiane-2,6-dione # | STR03033 | MFCD00051689 | 1,4-
Storage
Room temperature,Argon charged
Shipped In
Normal
★
Size
Deutschland (EU)
USA*
Price
Qty
1g
T136548-1g
—
2 Auf Lager
8,59€
5g
T136548-5g
—
2 Auf Lager
9,46€
10g
T136548-10g
—
3 Auf Lager
10,33€
25g
T136548-25g
—
2 Auf Lager
11,19€
100g
T136548-100g
—
2 Auf Lager
33,76€
500g
T136548-500g
1 Auf Lager
1 Auf Lager
124,87€
Enter a quantity for the sizes you want to add.
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Why this grade

≥98% for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

🌡

Storage & shipping

Room temperature,Argon charged Ships Normal 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.

📚

Literature proof

Cited in 9 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Specifications

Synonyme
AKOS008988060 | RIIUAPMWDSRBSH-UHFFFAOYSA-N | Thiodiglycolic anhydride, AldrichCPR | DTXSID30186306 | Thiodiglycolic anhydride | FT-0634751 | H10798 | C4H4O3S | 1-Oxa-4-thia-cyclohexan-2,6-dione | 1,4-Oxathiane-2,6-dione # | STR03033 | MFCD00051689 | 1,4-
Spezifikationen & Reinheit
≥98%
Storage
Room temperature,Argon charged
Verschickt in
Normal
Reinheit
≥98%
Namen und Kennungen
Pubchem Sid
Pubchem Sid Url
https://pubchem.ncbi.nlm.nih.gov/substance/504757139
Kanonisches Lächeln
C1C(=O)OC(=O)CS1
IUPAC Name
1,4-oxathiane-2,6-dione
InChIKey
RIIUAPMWDSRBSH-UHFFFAOYSA-N
INCHI
1S/C4H4O3S/c5-3-1-8-2-4(6)7-3/h1-2H2
Isomere SMILES
C1C(=O)OC(=O)CS1
PubChem CID
137871
Molekulargewicht
132.13
Beilstein
112528

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
KlasseOxathianes
SubclassNot available
Intermediate Tree Nodes Not available
Direct ParentOxathianes
Alternative Parents Dicarboxylic acids and derivatives  Carboxylic acid anhydrides  Oxacyclic compounds  Dialkylthioethers  Organic oxides  Hydrocarbon derivatives  Carbonyl compounds  
Molecular FrameworkAliphatic heteromonocyclic compounds
Substituents 1,4-oxathiane - Dicarboxylic acid or derivatives - Carboxylic acid anhydride - Oxacycle - Dialkylthioether - Thioether - Carboxylic acid derivative - Organic oxygen compound - Organic oxide - Hydrocarbon derivative - Organooxygen compound - Carbonyl group - Aliphatic heteromonocyclic compound
BeschreibungThis compound belongs to the class of organic compounds known as oxathianes. These are compounds containing an oxathiane moiety, which consists of a saturated aliphatic six-member ring with one oxygen atom, a sulfur atom, and four carbon atoms. Isomers of oxaphospholane include 1,2-oxathiane, 1,3-oxathiane,and 1,4-oxathiane.
External Descriptors Not available
3D-Struktur
Interaktives chemisches Strukturmodell





Zertifikate (CoA, COO, BSE/TSE und Analyse-Diagramm)
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.

15 results found

Lot NumberCertificate TypeDatumArtikel
A2509086Certificate of AnalysisSep 22, 2026 T136548
A2509085Certificate of AnalysisSep 22, 2026 T136548
L2427144Certificate of AnalysisSep 22, 2026 T136548
K2218124Certificate of AnalysisJun 09, 2026 T136548
F2612519Certificate of AnalysisJun 04, 2026 T136548
F2612520Certificate of AnalysisJun 04, 2026 T136548
F2612521Certificate of AnalysisJun 04, 2026 T136548
F2612538Certificate of AnalysisJun 04, 2026 T136548
G1919264Certificate of AnalysisAug 15, 2025 T136548
K2113387Certificate of AnalysisMay 15, 2025 T136548
K2113389Certificate of AnalysisMay 15, 2025 T136548
L2525114Certificate of AnalysisJan 16, 2025 T136548
A2510628Certificate of AnalysisJan 04, 2025 T136548
K2113388Certificate of AnalysisAug 18, 2023 T136548
K2113390Certificate of AnalysisAug 18, 2023 T136548
Chemische und physikalische Eigenschaften
EmpfindlichkeitHygroscopic,Air Sensitive
Schmelzpunkt (°C)95-100°
Molekulargewicht132.140 g/mol
XLogP30.400
Hydrogen Bond Donor Count0
Hydrogen Bond Acceptor Count4
Rotatable Bond Count0
Exact Mass131.988 Da
Monoisotopic Mass131.988 Da
Topological Polar Surface Area68.700 Ų
Heavy Atom Count8
Formal Charge0
Complexity117.000
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
Citations of This Product
Lösungsrechner
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