CompoundList
Sign in
Nucleosides and nucleotides

Fludarabine base

Also known as 2-Far, 2-(6-amino-2-fluoropurin-9-yl)-5-(hydroxymethyl)oxolane-3,4-diol, 2-Fas

CAS 19768-92-4Formula C10H12FN5O4Molar mass 285.24 g/mol
1 supplier listed
Get quotes See the supplier
Fludarabine base chemical structure, C10H12FN5O4, CAS 19768-92-4
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
19768-92-4
Formula
C10H12FN5O4
Molar mass
285.24 g/mol
HS code
293499
Category
Nucleosides and nucleotides

What is Fludarabine base?

Plain description, key identifiers and synonyms

Fludarabine base is a chemical substance with the molecular formula C10H12FN5O4 and a molar mass of 285.24 g/mol. Its CAS registry number is 19768-92-4. The IUPAC name is 2-(6-amino-2-fluoropurin-9-yl)-5-(hydroxymethyl)oxolane-3,4-diol.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
2-(6-amino-2-fluoropurin-9-yl)-5-(hydroxymethyl)oxolane-3,4-diol
CAS number
19768-92-4 CAS number cross-checkedOther or deprecated CAS: 146-78-1, 21679-14-1, 21679-15-2
Molecular formula
C10H12FN5O4
InChIKey
HBUBKKRHXORPQB-UHFFFAOYSA-N
InChI
InChI=1S/C10H12FN5O4/c11-10-14-7(12)4-8(15-10)16(2-13-4)9-6(19)5(18)3(1-17)20-9/h2-3,5-6,9,17-19H,1H2,(H2,12,14,15)
SMILES (canonical and isomeric)
C1=NC2=C(N=C(N=C2N1C3C(C(C(O3)CO)O)O)F)N

Synonyms

  • 2-Far
  • 2-(6-amino-2-fluoropurin-9-yl)-5-(hydroxymethyl)oxolane-3,4-diol
  • 2-Fas
  • F-ara-A, NSC 118218
  • SRI 727
  • 2-fluoro-9-pentofuranosyl-9h-purin-6-amine
  • Purine, 6-amino-2-fluoro-9-beta-D-ribofuranosyl-
  • (2R,3R,4R,5R)-2-(6-amino-2-fluoro-9H-purin-9-yl)-5-(hydroxymethyl)oxolane-3,4-diol
  • (2S,3S,4S,5R)-2-(6-amino-2-fluoro-9H-purin-9-yl)-5-(hydroxymethyl)oxolane-3,4-diol
  • 2-(6-amino-2-fluoro-purin-9-yl)-5-(hydroxymethyl)oxolane-3,4-diol
  • 2-Fluoro ARA-A (9-alpha-D)
  • 2-(6-amino-2-fluoro-purin-9-yl)-5-(hydroxymethyl)tetrahydrofuran-3,4-diol
  • Adenine, 9-beta-D-arabinofuranosyl-2-fluoro-
  • 9H-Purin-6-amine, 9-beta-D-arabinofuranosyl-2-fluoro-
  • 2-(6-amino-2-fluoro-9H-purin-9-yl)-5-(hydroxymethyl)oxolane-3,4-diol

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
285.24 g/molcalc.
Exact mass
285.0873 Dacalc.
LogP (octanol/water)
-1.84calc.
Topological polar surface area
139.5 Ųcalc.
Hydrogen bond donors
4calc.
Hydrogen bond acceptors
8calc.
Rotatable bonds
2calc.
Heavy atoms
20calc.
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

No GHS hazard classification is recorded for this substance yet. That does not mean it is harmless.

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

Fludarabine base suppliers

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

See the supplier

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

1 supplier in 1 country

Send one request to many suppliers

Choose up to 10 suppliers or let us match your request. Compare quotes side by side, free.

Choose suppliersPost a request

Fludarabine base 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.

Get latest price

Uses and applications

What the substance is used for, by industry and function

Applications are not documented for this substance yet. Suppliers often describe uses on their product pages, linked in the suppliers list above.

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 Fludarabine base 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 Fludarabine base is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.

Frequently asked questions

Quick answers about Fludarabine base, based on the data on this page

What is Fludarabine base?

Fludarabine base is a chemical substance with the molecular formula C10H12FN5O4 and a molar mass of 285.24 g/mol. Its CAS registry number is 19768-92-4. The IUPAC name is 2-(6-amino-2-fluoropurin-9-yl)-5-(hydroxymethyl)oxolane-3,4-diol.

What is the CAS number of Fludarabine base?

The CAS registry number of Fludarabine base is 19768-92-4. Other or deprecated CAS numbers: 146-78-1, 21679-14-1, 21679-15-2.

What is the molecular formula and weight of Fludarabine base?

The molecular formula of Fludarabine base is C10H12FN5O4 and its molar mass is 285.24 g/mol.

Is Fludarabine base hazardous?

No GHS hazard classification for Fludarabine base is recorded on CompoundList yet. That does not prove it is safe. Always read the supplier safety data sheet.

What is the HS code of Fludarabine base?

Fludarabine base 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 Fludarabine base?

CompoundList lists 1 supplier of Fludarabine base in China. Send one free request to get and compare quotes. Your contact details stay private until you accept a quote.

What is the price of Fludarabine base?

Suppliers quote Fludarabine base 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 Fludarabine base

Get quotes for Fludarabine base

Post one free request with your grade, quantity and destination. Matching suppliers send quotes you can compare side by side.
Post a request Sell Fludarabine base
Data last updated 7 Oct 2026. Details may have changed, please confirm them with the supplier. Report an error on this page
Embed this structure on your websiteShow code

Paste this code into your page to show the 2D structure of Fludarabine base with a 3D view, its CAS number where known and a link back to this page. Free to use with the link kept.

<iframe src="https://www.compoundlist.com/embed/structure/fludarabine-base-19768-92-4" title="Fludarabine base structure on CompoundList" width="360" height="420" style="border:1px solid #E7E2DA;border-radius:12px;max-width:100%" loading="lazy" referrerpolicy="strict-origin-when-cross-origin"></iframe>
Preview the embed

Explore more in Nucleosides and nucleotides or HS code 293499

1 supplier
Free quotes, contact stays private
Get quotes