Bismuthiol II Hydrate - ≥98% , CAS No.6336-51-2

CAS: 6336-51-2 Cat. No.: B101290 Molecular Weight: 264.43 Beilstein Registry Number: 27679 EC Number: 228-718-1
AVAILABLE TO ORDER
GRADE & PURITY ≥98%
Synonyms
AKOS015902685 | EN300-05202 | Bismuthiol II | D88759 | 3-phenyl-5-mercapto-1,3,4-thiazolethione potassium salt | MFCD01436141 | AS-83062 | potassium 4-phenyl-5-thioxo-4,5-dihydro-1,3,4-thiadiazole-2-thiolate | AKOS002303294 | 2,5-Dimercapto-4-phenyl-1,3,4
Storage
Room temperature
Shipped In
Normal
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
1g
B101290-1g
5
$21.90
5g
B101290-5g
3
$67.90
25g
B101290-25g
8-12 wks(?) Production requires sourcing of materials. We appreciate your patience and understanding.
$198.90
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Why this grade

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

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Storage & shipping

Room temperature 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.

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Literature proof

Cited in 1 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Specifications

Synonyms
AKOS015902685 | EN300-05202 | Bismuthiol II | D88759 | 3-phenyl-5-mercapto-1, 3, 4-thiazolethione potassium salt | MFCD01436141 | AS-83062 | potassium 4-phenyl-5-thioxo-4, 5-dihydro-1, 3, 4-thiadiazole-2-thiolate | AKOS002303294 | 2, 5-Dimercapto-4-phenyl-1, 3, 4
Specifications & Purity
≥98%
Storage
Room temperature
Shipped In
Normal
Purity
≥98%
Names and Identifiers
Pubchem Sid488193649
Pubchem Sid Urlhttps://pubchem.ncbi.nlm.nih.gov/substance/488193649
Canonical SmilesC1=CC=C(C=C1)N2C(=S)SC(=N2)[S-].[K+]
IUPAC Namepotassium;4-phenyl-5-sulfanylidene-1,3,4-thiadiazole-2-thiolate
InChIKeyQSKDCVGFAPHSHX-UHFFFAOYSA-M
INCHI1S/C8H6N2S3.K/c11-7-9-10(8(12)13-7)6-4-2-1-3-5-6;/h1-5H,(H,9,11);/q;+1/p-1
Isomeric SMILES C1=CC=C(C=C1)N2C(=S)SC(=N2)[S-].[K+]
WGK Germany 3
RTECS XI4815000
Molecular Weight 264.43
Beilstein 27679
Reaxy-Rn 3771173
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=3771173&ln=

Documentation

📋 Safety Data Sheet (SDS)

Comprehensive hazard, handling, storage, and regulatory compliance document.

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✅ Certificate of Analysis (COA)

Lot-specific quality data. Enter your lot number to retrieve the exact COA.

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📊 Datasheet

Quick-reference summary of product specifications and applications.

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🔬 Specification Sheet

Full quality attributes and acceptance criteria for this grade.

View spec sheet →

Advanced Data

Taxonomic Classification

Taxonomy Tree

KingdomOrganic compounds
SuperclassBenzenoids
ClassBenzene and substituted derivatives
SubclassNot available
Intermediate Tree Nodes Not available
Direct ParentBenzene and substituted derivatives
Alternative Parents Thiadiazoles  Heteroaromatic compounds  Azacyclic compounds  Organosulfur compounds  Organopnictogen compounds  Organonitrogen compounds  Organic potassium salts  Hydrocarbon derivatives  
Molecular FrameworkAromatic heteromonocyclic compounds
Substituents Monocyclic benzene moiety - Heteroaromatic compound - Thiadiazole - Azole - Azacycle - Organic alkali metal salt - Organoheterocyclic compound - Organic nitrogen compound - Organopnictogen compound - Hydrocarbon derivative - Organic potassium salt - Organic salt - Organosulfur compound - Organonitrogen compound - Aromatic heteromonocyclic compound
DescriptionThis compound belongs to the class of organic compounds known as benzene and substituted derivatives. These are aromatic compounds containing one monocyclic ring system consisting of benzene.
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:

Find and download the COA for your product by matching the lot number on the packaging.

5 results found

Lot NumberCertificate TypeDateItem
K1801135Certificate of AnalysisJun 08, 2026 B101290
K2103563Certificate of AnalysisAug 11, 2025 B101290
K2103615Certificate of AnalysisAug 11, 2025 B101290
H1707036Certificate of AnalysisMar 04, 2025 B101290
C2308329Certificate of AnalysisNov 12, 2021 B101290
Chemical and Physical Properties
Melt Point(°C)242-246°C
Molecular Weight264.400 g/mol
XLogP3
Hydrogen Bond Donor Count0
Hydrogen Bond Acceptor Count4
Rotatable Bond Count1
Exact Mass263.925 Da
Monoisotopic Mass263.925 Da
Topological Polar Surface Area74.000 Ų
Heavy Atom Count14
Formal Charge0
Complexity251.000
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 Count2
Citations of This Product
References
1. Junling Duan, Min Yang, Yongchao Lai, Jingpeng Yuan, Jinhua Zhan.  (2012)  A colorimetric and surface-enhanced Raman scattering dual-signal sensor for Hg2+ based on Bismuthiol II-capped gold nanoparticles.  ANALYTICA CHIMICA ACTA,      [PMID:22444578] [10.1016/j.aca.2012.02.031]
Solution Calculators
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