6-(Methylthio)purine - ≥97% , CAS No.50-66-8

CAS: 50-66-8 Cat. No.: M170652 Molecular Weight: 166.206
AVAILABLE TO ORDER
GRADE & PURITY ≥97%
Synonyms
6-(Methylthio)-9H-purine | a thiopurine S-methylether | Purine, 6-methylthio- | BIDD:GT0117 | 6-(methylsulfanyl)-9H-purine | 6-Methylsulfanyl-9H-purine | BRD-K43675242-001-01-9 | 1H-Purine, 6-(methylthio)- | NCGC00081884-02 | FT-0671906 | HMS1526D02 | AB0
Storage
Store at 2-8°C
Shipped In
Wet ice
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
50mg
M170652-50mg
3

$9.90

$14.90
Save $5.00 (33.56%)
250mg
M170652-250mg
3

$25.90

$38.90
Save $13.00 (33.42%)
1g
M170652-1g
3

$90.90

$136.90
Save $46.00 (33.60%)
5g
M170652-5g
2

$453.90

$680.90
Save $227.00 (33.34%)
Enter a quantity for the sizes you want to add.
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Why this grade

≥97% for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

🌡

Storage & shipping

Store at 2-8°C Ships Wet ice Check lot-specific COA for exact specifications.

📋

Quality documents

SDS, COA, datasheet, and spec sheet available for download. Lot-specific COA accessible via lot number lookup.

📚

Literature proof

Cited in 0 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Specifications

Synonyms
6-(Methylthio)-9H-purine | a thiopurine S-methylether | Purine, 6-methylthio- | BIDD:GT0117 | 6-(methylsulfanyl)-9H-purine | 6-Methylsulfanyl-9H-purine | BRD-K43675242-001-01-9 | 1H-Purine, 6-(methylthio)- | NCGC00081884-02 | FT-0671906 | HMS1526D02 | AB0
Specifications & Purity
≥97%
Storage
Store at 2-8°C
Shipped In
Wet ice
This product requires cold chain shipping. Ground and other economy services are not available.
Purity
≥97%
Names and Identifiers
Pubchem Sid504750937
Pubchem Sid Urlhttps://pubchem.ncbi.nlm.nih.gov/substance/504750937
Canonical SmilesCSC1=NC=NC2=C1NC=N2
IUPAC Name6-methylsulfanyl-7H-purine
InChIKeyUIJIQXGRFSPYQW-UHFFFAOYSA-N
INCHI1S/C6H6N4S/c1-11-6-4-5(8-2-7-4)9-3-10-6/h2-3H,1H3,(H,7,8,9,10)
Isomeric SMILES CSC1=NC=NC2=C1NC=N2
Molecular Weight 166.206
Reaxy-Rn 7695
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=7695&ln=

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
ClassImidazopyrimidines
SubclassPurines and purine derivatives
Intermediate Tree Nodes Not available
Direct Parent6-thiopurines
Alternative Parents Alkylarylthioethers  Pyrimidines and pyrimidine derivatives  Imidazoles  Heteroaromatic compounds  Sulfenyl compounds  Azacyclic compounds  Organopnictogen compounds  Organonitrogen compounds  Hydrocarbon derivatives  
Molecular FrameworkAromatic heteropolycyclic compounds
Substituents 6-thiopurine - Aryl thioether - Alkylarylthioether - Pyrimidine - Azole - Imidazole - Heteroaromatic compound - Azacycle - Sulfenyl compound - Thioether - Organic nitrogen compound - Hydrocarbon derivative - Organosulfur compound - Organonitrogen compound - Organopnictogen compound - Aromatic heteropolycyclic compound
DescriptionThis compound belongs to the class of organic compounds known as 6-thiopurines. These are compounds containing a purine that carries a thiol group at the 6-position. Purine is a bicyclic aromatic compound made up of a pyrimidine ring fused to an imidazole ring.
External Descriptors thiopurine
3D Structure
Interactive Chemical Structure Model





Associated Targets(Human)
TP53 Tchem Cellular tumor antigen p53 (48468 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
MCF7 (126967 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
HSD17B10 Tchem Endoplasmic reticulum-associated amyloid beta-peptide-binding protein (20669 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Associated Targets(non-human)
Eimeria tenella (990 Activities)
Activity TypeRelationActivity valueUnitsAction TypeJournalPubMed IddoiAssay Aladdin ID
Mechanisms of Action
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
L2101423Certificate of AnalysisSep 09, 2025 M170652
L2101424Certificate of AnalysisSep 09, 2025 M170652
L2101457Certificate of AnalysisSep 09, 2025 M170652
L2101458Certificate of AnalysisSep 09, 2025 M170652
F2403370Certificate of AnalysisNov 15, 2021 M170652
Chemical and Physical Properties
SolubilitySoluble in water (769 mg/L).
Melt Point(°C)220-223°C
Molecular Weight166.210 g/mol
XLogP31.100
Hydrogen Bond Donor Count1
Hydrogen Bond Acceptor Count4
Rotatable Bond Count1
Exact Mass166.031 Da
Monoisotopic Mass166.031 Da
Topological Polar Surface Area79.800 Ų
Heavy Atom Count11
Formal Charge0
Complexity143.000
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
Solution Calculators
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