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Nucleosides and nucleotides

Nebularine

Also known as Purine riboside, N-D-Ribosylpurine, Purine ribonucleoside

CAS 550-33-4Formula C10H12N4O4Molar mass 252.23 g/molEC 208-981-9
GHS signal word: Warning. Pictograms: Harmful or irritant 6 suppliers listed
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Nebularine chemical structure, C10H12N4O4, CAS 550-33-4
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
550-33-4
Formula
C10H12N4O4
Molar mass
252.23 g/mol
EC number
208-981-9
HS code
293499
Category
Nucleosides and nucleotides

What is Nebularine?

Plain description, key identifiers and synonyms

Nebularine is a purine ribonucleoside that is 9H-purine attached to a beta-D-ribofuranosyl residue at position 9 via a glycosidic (N-glycosyl) linkage. It has a role as a fungal metabolite. It is a purines D-ribonucleoside and a purine ribonucleoside. It is functionally related to a beta-D-ribose.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
(2R,3S,4R,5R)-2-(hydroxymethyl)-5-purin-9-yloxolane-3,4-diol
CAS number
550-33-4 CAS number cross-checked
EC number
208-981-9
Molecular formula
C10H12N4O4
UNII
B8B604PS4P
MDL number
MFCD00022819
InChIKey
MRWXACSTFXYYMV-FDDDBJFASA-N
InChI
InChI=1S/C10H12N4O4/c15-2-6-7(16)8(17)10(18-6)14-4-13-5-1-11-3-12-9(5)14/h1,3-4,6-8,10,15-17H,2H2/t6-,7-,8-,10-/m1/s1
Canonical SMILES
OCC1OC(n2cnc3cncnc32)C(O)C1O
Isomeric SMILES
C1=C2C(=NC=N1)N(C=N2)[C@H]3[C@@H]([C@@H]([C@H](O3)CO)O)O

Synonyms

  • Purine riboside
  • N-D-Ribosylpurine
  • Purine ribonucleoside
  • 9-beta-D-Ribofuranosyl-9H-purine
  • 9-(beta-D-ribofuranosyl)-9H-purine
  • 9-(beta-D-Ribofuranosyl)purine
  • purine-1-D-ribofuranoside
  • (2R,3S,4R,5R)-2-(hydroxymethyl)-5-purin-9-yloxolane-3,4-diol
  • Purine nucleoside
  • (2R,3S,4R,5R)-2-(hydroxymethyl)-5-(9H-purin-9-yl)tetrahydrofuran-3,4-diol
  • 9-beta-Ribofuranosylpurine
  • Purine, ribosyl-
  • Isopurine, ribosyl-
  • 9-(b-D-Ribofuranosyl)purine
  • (2R,3S,4R,5R)-2-(hydroxymethyl)-5-(9H-purin-9-yl)oxolane-3,4-diol
  • 9H-Purine, 9beta-D-ribofuranosyl-
  • (2R,3S,4R,5R)-2-(hydroxymethyl)-5-purin-9-yl-tetrahydrofuran-3,4-diol
  • Nebularin E)
  • 1fkw
  • 9H-Purine, 9-beta-D-ribofuranosyl-
  • 9-(beta-D-Ri
  • 9-beta-d-ribofuranosylpurine
  • 4-26-00-01740 (Beilstein Handbook Reference)
  • PUR
  • Sdccgsbi-0050408.p002
Show all 26 synonyms
  • 9-(beta-D-Ribofuranosyl)-9H-purine, 6-deaminoadenosine

Physical and chemical properties

Measured values and descriptors computed from the structure

Physical and chemical properties

Measured values, check the supplier specification for your grade

No measured properties are recorded for this substance yet. Ask suppliers for a technical data sheet.

Values vary by grade. Ask suppliers for the COA or TDS of the batch you buy.

Computed descriptors

Calculated from the structure, useful for screening and formulation

Molecular weight
252.23 g/molcalc.
Exact mass
252.0859 Dacalc.
LogP (octanol/water)
-1.56calc.
Topological polar surface area
113.5 Ųcalc.
Hydrogen bond donors
3calc.
Hydrogen bond acceptors
7calc.
Rotatable bonds
2calc.
Heavy atoms
18calc.
Rings
3calc.
Aromatic rings
2calc.
Fraction sp3 carbons
0.5calc.
Formal charge
0calc.
Stereocentres
4calc.
Lipinski rule of five
Passes (0 violations)calc.

Calculated for screening. Confirm critical figures with the supplier.

Murcko scaffold

The ring system that remains when every side chain is removed

Murcko scaffold of this chemical, c1ncc2ncn(C3CCCO3)c2n1

c1ncc2ncn(C3CCCO3)c2n1

3 rings, 14 atoms.

3,221 other chemicals share this scaffold

Safety and hazards

GHS classification summary, not a safety data sheet

GHS signal word
Warning
GHS07: Harmful or irritant
Harmful or irritant

Hazard statements

  • H315Causes skin irritation.
  • H319Causes serious eye irritation.
  • H335May cause respiratory irritation.
Precautionary statements (16)
  • P261Avoid breathing dust, fume, gas, mist, vapours or spray.
  • P264Wash skin thoroughly after handling.
  • P264 + P265Wash skin thoroughly after handling. Do not touch eyes.
  • P271Use only outdoors or in a well-ventilated area.
  • P280Wear protective gloves, protective clothing, eye protection and face protection.
  • P302 + P352If on skin: Wash with plenty of water.
  • P304 + P340If inhaled: Remove person to fresh air and keep comfortable for breathing.
  • P305 + P351 + P338If in eyes: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
  • P319Get medical help if you feel unwell.
  • P321Specific treatment (see supplemental first aid instructions on the label).
  • P332 + P317If skin irritation occurs: Get medical help.
  • P337 + P317If eye irritation persists: Get medical help.
  • P362 + P364Take off contaminated clothing. And wash it before reuse.
  • P403 + P233Store in a well-ventilated place. Keep container tightly closed.
  • P405Store locked up.
  • P501Dispose of contents and container in accordance with local regulations.

GHS classification summary, not a safety data sheet (SDS). Classifications can differ by supplier, grade and concentration. Always check the supplier's SDS.

Full safety data and first aid

Nebularine suppliers

Sponsored listings first, then the documented ranking: membership, verification, replies, completeness, freshness and ratings

All 6 suppliers
6 of 6 offers

Suppliers marked Unclaimed profile have not claimed their profile yet. They are not verified by CompoundList, their offers are price on request and details may have changed, so please confirm them with the supplier. Company representatives can claim a profile with a business email on the company's own website domain. Our team verifies each claim and sends the result by email.

Where suppliers are based

6 suppliers in 3 countries

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Nebularine price

Indicative price range per kg from live supplier offers

No published prices right now

Suppliers quote this chemical on request. Send one free request and compare quotes side by side.

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Uses and applications

What the substance is used for, by industry and function

Pharmacological actions

  • Anti-Bacterial Agents
  • Antineoplastic Agents

Roles

  • eukaryotic metabolite
  • fungal metabolite
  • metabolite

Regulatory status

Inventories, regulations and trade controls that list this substance

No regulatory list memberships are recorded for this substance yet. Always check the rules of the importing and exporting country before trade.

HS code and trade data

Customs classification and reported world trade statistics

Global trade

World import and export statistics for the HS code Nebularine is traded under.

HS 2934.99Indicative HS code

Nucleic acids and their salts, other heterocyclic compounds, not elsewhere classified in heading 2934

World exports in 2024
$26.7B
+15.0% vs 2023, imports $26.3B
2019 to 2024
Top exporters
  1. Ireland26.3%
  2. China15.7%
  3. Singapore10.3%
Top importers
  1. United States24.5%
  2. Germany23.1%
  3. Japan4.5%
Reported customs values in USD, not prices.Full trade data

The HS code shown for Nebularine is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.

Frequently asked questions

Quick answers about Nebularine, based on the data on this page

What is Nebularine?

Nebularine is a purine ribonucleoside that is 9H-purine attached to a beta-D-ribofuranosyl residue at position 9 via a glycosidic (N-glycosyl) linkage. It has a role as a fungal metabolite. It is a purines D-ribonucleoside and a purine ribonucleoside. It is functionally related to a beta-D-ribose.

What is the CAS number of Nebularine?

The CAS registry number of Nebularine is 550-33-4.

What is the molecular formula and weight of Nebularine?

The molecular formula of Nebularine is C10H12N4O4 and its molar mass is 252.23 g/mol.

What is Nebularine used for?

Known uses and roles of Nebularine include eukaryotic metabolite, fungal metabolite, metabolite, anti-bacterial agents and antineoplastic agents.

Is Nebularine hazardous?

Nebularine carries the GHS signal word "Warning". Main hazards: causes skin irritation, causes serious eye irritation, may cause respiratory irritation. This summary is not an SDS, always read the supplier safety data sheet.

What is the HS code of Nebularine?

Nebularine is usually classified under HS code 293499 (Nucleic acids and their salts, whether or not chemically defined, other heterocyclic…). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Nebularine?

CompoundList lists 6 suppliers of Nebularine in China, Australia and United Kingdom. Send one free request to get and compare quotes. Your contact details stay private until you accept a quote.

What is the price of Nebularine?

Suppliers quote Nebularine on request because prices depend on grade, purity, quantity and destination. A free request on CompoundList gets you several quotes to compare.

Guides for buyers

Practical guides that help when you source, ship or handle Nebularine

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Data last updated 7 Oct 2026. Details may have changed, please confirm them with the supplier. Report an error on this page
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