5-methoxycarbonylmethyl-2-thiouridine - ≥95% , CAS No.20299-15-4

CAS: 20299-15-4 Cat. No.: M333981 Molecular Weight: 332.33
AVAILABLE TO ORDER
GRADE & PURITY ≥95%
Synonyms
DTXSID401277755 | 5-methoxycarbonylmethyl-2-thiouridine | 5-(2-methoxy-2-oxoethyl)2-thiouridin | SCHEMBL64611 | methyl 2-[1-[(2R,3R,4S,5R)-3,4-dihydroxy-5-(hydroxymethyl)oxolan-2-yl]-4-oxo-2-sulfanylidenepyrimidin-5-yl]acetate | J-013194 | 5-(2-methoxy-2-
Storage
Protected from light,Store at -20°C,Argon charged
Shipped In
Ice chest + Ice pads
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
1mg
M333981-1mg
8-12 wks(?) Production requires sourcing of materials. We appreciate your patience and understanding.
$149.90
5mg
M333981-5mg
3
$523.90
25mg
M333981-25mg
2
$1,799.90
Enter a quantity for the sizes you want to add.
🧪

Why this grade

≥95% for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

🌡

Storage & shipping

Protected from light,Store at -20°C,Argon charged Ships Ice chest + Ice pads 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.

Overview

Bioactivity:

5-Methoxycarbonylmethyl-2-thiouridine is a purine nucleoside analogue. Purine nucleoside analogs have broad antitumor activity targeting indolent lymphoid malignancies. Anticancer mechanisms in this process rely on inhibition of DNA synthesis, induction of apoptosis, etc.

Specifications

Synonyms
DTXSID401277755 | 5-methoxycarbonylmethyl-2-thiouridine | 5-(2-methoxy-2-oxoethyl)2-thiouridin | SCHEMBL64611 | methyl 2-[1-[(2R, 3R, 4S, 5R)-3, 4-dihydroxy-5-(hydroxymethyl)oxolan-2-yl]-4-oxo-2-sulfanylidenepyrimidin-5-yl]acetate | J-013194 | 5-(2-methoxy-2-
Specifications & Purity
≥95%
Storage
Protected from light, Store at -20°C, Argon charged
Shipped In
Ice chest + Ice pads
This product requires cold chain shipping. Ground and other economy services are not available.
Purity
≥95%
Names and Identifiers
Pubchem Sid504767621
Pubchem Sid Urlhttps://pubchem.ncbi.nlm.nih.gov/substance/504767621
Canonical SmilesCOC(=O)CC1=CN(C(=S)NC1=O)C2C(C(C(O2)CO)O)O
IUPAC Namemethyl 2-[1-[(2R,3R,4S,5R)-3,4-dihydroxy-5-(hydroxymethyl)oxolan-2-yl]-4-oxo-2-sulfanylidenepyrimidin-5-yl]acetate
InChIKeyHLZXTFWTDIBXDF-PNHWDRBUSA-N
INCHI1S/C12H16N2O7S/c1-20-7(16)2-5-3-14(12(22)13-10(5)19)11-9(18)8(17)6(4-15)21-11/h3,6,8-9,11,15,17-18H,2,4H2,1H3,(H,13,19,22)/t6-,8-,9-,11-/m1/s1
Isomeric SMILES COC(=O)CC1=CN(C(=S)NC1=O)[C@H]2[C@@H]([C@@H]([C@H](O2)CO)O)O
Molecular Weight 332.33
Reaxy-Rn 55871092
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=55871092&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
SuperclassNucleosides, nucleotides, and analogues
ClassPyrimidine nucleosides
SubclassNot available
Intermediate Tree Nodes Not available
Direct ParentPyrimidine nucleosides
Alternative Parents Glycosylamines  Pentoses  Pyrimidones  Pyrimidinethiones  2-Thiopyrimidines  Hydropyrimidines  Vinylogous amides  Tetrahydrofurans  Heteroaromatic compounds  Methyl esters  Thioureas  Secondary alcohols  Lactams  Oxacyclic compounds  Azacyclic compounds  Monocarboxylic acids and derivatives  Hydrocarbon derivatives  Organic oxides  Organonitrogen compounds  Carbonyl compounds  Organopnictogen compounds  Primary alcohols  
Molecular FrameworkAromatic heteromonocyclic compounds
Substituents Pyrimidine nucleoside - Glycosyl compound - N-glycosyl compound - Pentose monosaccharide - Pyrimidinethione - 2-thiopyrimidine - Thiopyrimidine - Pyrimidone - Pyrimidine - Hydropyrimidine - Monosaccharide - Vinylogous amide - Methyl ester - Tetrahydrofuran - Heteroaromatic compound - Thiourea - Secondary alcohol - Lactam - Carboxylic acid ester - Carboxylic acid derivative - Monocarboxylic acid or derivatives - Oxacycle - Azacycle - Organoheterocyclic compound - Organonitrogen compound - Carbonyl group - Hydrocarbon derivative - Organic oxide - Organopnictogen compound - Organic oxygen compound - Organooxygen compound - Organosulfur compound - Alcohol - Primary alcohol - Organic nitrogen compound - Aromatic heteromonocyclic compound
DescriptionThis compound belongs to the class of organic compounds known as pyrimidine nucleosides. These are compounds comprising a pyrimidine base attached to a ribosyl or deoxyribosyl moiety.
External Descriptors methyl ester - thiouridine
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
H2331734Certificate of AnalysisJun 09, 2026 M333981
H2331735Certificate of AnalysisJun 09, 2026 M333981
H2331736Certificate of AnalysisJun 09, 2026 M333981
H2331737Certificate of AnalysisJun 09, 2026 M333981
C2617007Certificate of AnalysisAug 18, 2023 M333981
Chemical and Physical Properties
SensitivityLight sensitive
Molecular Weight332.330 g/mol
XLogP3-1.900
Hydrogen Bond Donor Count4
Hydrogen Bond Acceptor Count8
Rotatable Bond Count5
Exact Mass332.068 Da
Monoisotopic Mass332.068 Da
Topological Polar Surface Area161.000 Ų
Heavy Atom Count22
Formal Charge0
Complexity524.000
Isotope Atom Count0
Defined Atom Stereocenter Count4
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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