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Nucleosides and nucleotides

API-1 compound

Also known as api-1, 4-amino-8-((2R,3R,4S,5R)-3,4-dihydroxy-5-(hydroxymethyl)tetrahydrofuran-2-yl)-5-oxo-5,8-dihydropyrido[2,3-d]pyrimidine-6-carboxamide, 4-Amino-5,6,7,8-tetrahydro-5-oxo-8-(beta-D-ribofuranosyl)pyrido[2,3-d]pyrimidine-6-carboxamide

CAS 36707-00-3Formula C13H15N5O6Molar mass 337.29 g/molEC 110-123-2
GHS signal word: Danger. Pictograms: Acute toxicity (severe)
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API-1 compound chemical structure, C13H15N5O6, CAS 36707-00-3
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
36707-00-3
Formula
C13H15N5O6
Molar mass
337.29 g/mol
EC number
110-123-2
HS code
293499
Category
Nucleosides and nucleotides

What is API-1 compound?

Plain description, key identifiers and synonyms

API-1 compound is a chemical substance with the molecular formula C13H15N5O6 and a molar mass of 337.29 g/mol. Its CAS registry number is 36707-00-3. The IUPAC name is 4-amino-8-[(2R,3R,4S,5R)-3,4-dihydroxy-5-(hydroxymethyl)oxolan-2-yl]-5-oxopyrido[2,3-d]pyrimidine-6-carboxamide.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
4-amino-8-[(2R,3R,4S,5R)-3,4-dihydroxy-5-(hydroxymethyl)oxolan-2-yl]-5-oxopyrido[2,3-d]pyrimidine-6-carboxamide
CAS number
36707-00-3
EC number
110-123-2
Molecular formula
C13H15N5O6
UNII
W3UEK36Q7X
MDL number
MFCD18086904
InChIKey
SPBWHPXCWJLQRU-FITJORAGSA-N
InChI
InChI=1S/C13H15N5O6/c14-10-6-7(20)4(11(15)23)1-18(12(6)17-3-16-10)13-9(22)8(21)5(2-19)24-13/h1,3,5,8-9,13,19,21-22H,2H2,(H2,15,23)(H2,14,16,17)/t5-,8-,9-,13-/m1/s1
Canonical SMILES
NC(=O)c1cn(C2OC(CO)C(O)C2O)c2ncnc(N)c2c1=O
Isomeric SMILES
C1=C(C(=O)C2=C(N=CN=C2N1[C@H]3[C@@H]([C@@H]([C@H](O3)CO)O)O)N)C(=O)N

Synonyms

  • api-1
  • 4-amino-8-((2R,3R,4S,5R)-3,4-dihydroxy-5-(hydroxymethyl)tetrahydrofuran-2-yl)-5-oxo-5,8-dihydropyrido[2,3-d]pyrimidine-6-carboxamide
  • 4-Amino-5,6,7,8-tetrahydro-5-oxo-8-(beta-D-ribofuranosyl)pyrido[2,3-d]pyrimidine-6-carboxamide
  • ld-101
  • 4-Amino-8-[(2R,3R,4S,5R)-3,4-dihydroxy-5-(hydroxymethyl)oxolan-2-yl]-5-oxopyrido[2,3-d]pyrimidine-6-carboxamide
  • 4-amino-5,8-dihydro-5-oxo-8-beta-d-ribofuranosyl-pyrido[2,3-d]pyrimidine-6-carboxamide
  • 4-Amino-5,8-dihydro-5-oxo-8-beta-D-ribofuranosylpyrido(2,3-d)pyrimidine-6-carboxamide
  • Pyrido(2,3-d)pyrimidine-6-carboxamide, 4-amino-5,8-dihydro-5-oxo-8-beta-D
  • Pyrido(2,3-d)pyrimidine-6-carboxamide, 4-amino-5,8-dihydro-5-oxo-8-beta-D-ribofuranosyl-
  • 4-Amino-5,6,7,8-tetrahydro-5-oxo-8-(|A-D-ribofuranosyl)pyrido[2,3-d]pyrimidine-6-carboxamide
  • 4-amino-8-[(2R,3R,4S,5R)-3,4-dihydroxy-5-(hydroxymethyl)tetrahydrofuran-2-yl]-5-oxo-pyrido[2,3-d]pyrimidine-6-carboxamide

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
337.29 g/molcalc.
Exact mass
337.1022 Dacalc.
LogP (octanol/water)
-2.92calc.
Topological polar surface area
186.8 Ųcalc.
Hydrogen bond donors
5calc.
Hydrogen bond acceptors
9calc.
Rotatable bonds
3calc.
Heavy atoms
24calc.
Rings
3calc.
Aromatic rings
2calc.
Fraction sp3 carbons
0.39calc.
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, O=c1ccn(C2CCCO2)c2ncncc12

O=c1ccn(C2CCCO2)c2ncncc12

3 rings, 16 atoms.

2 other chemicals share this scaffold

Safety and hazards

GHS classification summary, not a safety data sheet

GHS signal word
Danger
GHS06: Acute toxicity (severe)
Acute toxicity (severe)

Hazard statements

  • H301Toxic if swallowed.
Precautionary statements (7)
  • P264Wash skin thoroughly after handling.
  • P270Do not eat, drink or smoke when using this product.
  • P301 + P316If swallowed: Get emergency medical help immediately.
  • P321Specific treatment (see supplemental first aid instructions on the label).
  • P330Rinse mouth.
  • 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

API-1 compound suppliers

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API-1 compound price

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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 API-1 compound 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 API-1 compound is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.

Frequently asked questions

Quick answers about API-1 compound, based on the data on this page

What is API-1 compound?

API-1 compound is a chemical substance with the molecular formula C13H15N5O6 and a molar mass of 337.29 g/mol. Its CAS registry number is 36707-00-3. The IUPAC name is 4-amino-8-[(2R,3R,4S,5R)-3,4-dihydroxy-5-(hydroxymethyl)oxolan-2-yl]-5-oxopyrido[2,3-d]pyrimidine-6-carboxamide.

What is the CAS number of API-1 compound?

The CAS registry number of API-1 compound is 36707-00-3.

What is the molecular formula and weight of API-1 compound?

The molecular formula of API-1 compound is C13H15N5O6 and its molar mass is 337.29 g/mol.

Is API-1 compound hazardous?

API-1 compound carries the GHS signal word "Danger". Main hazards: toxic if swallowed. This summary is not an SDS, always read the supplier safety data sheet.

What is the HS code of API-1 compound?

API-1 compound 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 API-1 compound?

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What is the price of API-1 compound?

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Guides for buyers

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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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