Allopurinol riboside - ≥95% , CAS No.16220-07-8

CAS: 16220-07-8 Cat. No.: A334307 Molecular Weight: 268.23
AVAILABLE TO ORDER
GRADE & PURITY ≥95%
Synonyms
4-Hydroxy-1H-pyrazolo[3,4-D]pyrimidine riboside | 1-[(2R,3R,4S,5R)-3,4-dihydroxy-5-(hydroxymethyl)tetrahydrofuran-2-yl]-5H-pyrazolo[3,4-d]pyrimidin-4-one | Allopurinol riboside | SCHEMBL6912039 | 4H-Pyrazolo[3,4-d]pyrimidin-4-one, 1,5-dihydro-1-beta-D-rib
Storage
Store at -20°C,Argon charged
Shipped In
Ice chest + Ice pads
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
1mg
A334307-1mg
8-12 wks(?) Production requires sourcing of materials. We appreciate your patience and understanding.
$29.90
5mg
A334307-5mg
8-12 wks(?) Production requires sourcing of materials. We appreciate your patience and understanding.
$67.90
25mg
A334307-25mg
8-12 wks(?) Production requires sourcing of materials. We appreciate your patience and understanding.
$159.90
100mg
A334307-100mg
8-12 wks(?) Production requires sourcing of materials. We appreciate your patience and understanding.
$356.90
500mg
A334307-500mg
8-12 wks(?) Production requires sourcing of materials. We appreciate your patience and understanding.
$1,399.90
Enter a quantity for the sizes you want to add.
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Why this grade

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

🌡

Storage & shipping

Store at -20°C,Argon charged Ships Ice chest + Ice pads 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 0 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Overview

Allopurinol riboside is a structural isomer of hypoxanthine, a naturally occurring purine in the body. It is also an enzyme inhibitor of xanthine oxidase and an anti-leishmanial agent.

Specifications

Synonyms
4-Hydroxy-1H-pyrazolo[3, 4-D]pyrimidine riboside | 1-[(2R, 3R, 4S, 5R)-3, 4-dihydroxy-5-(hydroxymethyl)tetrahydrofuran-2-yl]-5H-pyrazolo[3, 4-d]pyrimidin-4-one | Allopurinol riboside | SCHEMBL6912039 | 4H-Pyrazolo[3, 4-d]pyrimidin-4-one, 1, 5-dihydro-1-beta-D-rib
Specifications & Purity
≥95%
Storage
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.
Action Type
INHIBITOR
Purity
≥95%
Names and Identifiers
Canonical SmilesC1=NN(C2=C1C(=O)NC=N2)C3C(C(C(O3)CO)O)O
IUPAC Name1-[(2R,3R,4S,5R)-3,4-dihydroxy-5-(hydroxymethyl)oxolan-2-yl]-5H-pyrazolo[3,4-d]pyrimidin-4-one
InChIKeyKFQUAMTWOJHPEJ-DAGMQNCNSA-N
INCHI1S/C10H12N4O5/c15-2-5-6(16)7(17)10(19-5)14-8-4(1-13-14)9(18)12-3-11-8/h1,3,5-7,10,15-17H,2H2,(H,11,12,18)/t5-,6-,7-,10-/m1/s1
Isomeric SMILES C1=NN(C2=C1C(=O)NC=N2)[C@H]3[C@@H]([C@@H]([C@H](O3)CO)O)O
WGK Germany 3
Molecular Weight 268.23
Reaxy-Rn 24725084
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=24725084&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
ClassPyrazolo[3,4-d]pyrimidine glycosides
SubclassNot available
Intermediate Tree Nodes Not available
Direct ParentPyrazolo[3,4-d]pyrimidine glycosides
Alternative Parents Glycosylamines  Pentoses  Pyrazolo[3,4-d]pyrimidines  Pyrimidones  Pyrazoles  Tetrahydrofurans  Heteroaromatic compounds  Vinylogous amides  Secondary alcohols  Oxacyclic compounds  Azacyclic compounds  Primary alcohols  Organopnictogen compounds  Organonitrogen compounds  Organic oxides  Hydrocarbon derivatives  
Molecular FrameworkAromatic heteropolycyclic compounds
Substituents Pyrazolo[3,4-d]pyrimidine glycoside - Glycosyl compound - N-glycosyl compound - Pentose monosaccharide - Pyrazolo[3,4-d]pyrimidine - Pyrazolopyrimidine - Pyrimidone - Monosaccharide - Pyrimidine - Azole - Heteroaromatic compound - Pyrazole - Vinylogous amide - Tetrahydrofuran - Secondary alcohol - Organoheterocyclic compound - Azacycle - Oxacycle - Primary alcohol - Hydrocarbon derivative - Organooxygen compound - Organonitrogen compound - Organic oxide - Organopnictogen compound - Organic oxygen compound - Organic nitrogen compound - Alcohol - Aromatic heteropolycyclic compound
DescriptionThis compound belongs to the class of organic compounds known as pyrazolo[3,4-d]pyrimidine glycosides. These are nucleosides or derivatives thereof that consist of a pyazolo[3,2-d]pyrimidine ring system that is N-glycosidically linked to a ribose or deoxyribose. They bear the sugar moiety on the pyrimidine part of the molecule.
External Descriptors nucleoside analogue
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
F2622265Certificate of AnalysisApr 06, 2026 A334307
F2622266Certificate of AnalysisApr 06, 2026 A334307
F2622268Certificate of AnalysisApr 06, 2026 A334307
F2622269Certificate of AnalysisApr 06, 2026 A334307
F2622270Certificate of AnalysisApr 06, 2026 A334307
Chemical and Physical Properties
Refractive Indexn20D1.88 (Predicted)
Boil Point(°C)~570.9° C at 760 mmHg (Predicted)
Melt Point(°C)213.16° C (Predicted)
Molecular Weight268.230 g/mol
XLogP3-2.300
Hydrogen Bond Donor Count4
Hydrogen Bond Acceptor Count7
Rotatable Bond Count2
Exact Mass268.081 Da
Monoisotopic Mass268.081 Da
Topological Polar Surface Area129.000 Ų
Heavy Atom Count19
Formal Charge0
Complexity405.000
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
Reviews

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