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Skin conditioning agents and actives

Adenine

Also known as 6-Aminopurine, 1H-Purin-6-amine, 7H-Purin-6-amine

CAS 73-24-5Formula C5H5N5Molar mass 135.13 g/molEC 200-796-1
GHS signal word: Danger. Pictograms: Acute toxicity (severe) 151 suppliers listed Drug substance
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Adenine chemical structure, C5H5N5, CAS 73-24-5
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
73-24-5
Formula
C5H5N5
Molar mass
135.13 g/mol
EC number
200-796-1
HS code
293359
Category
Skin conditioning agents and actives

What is Adenine?

Plain description, key identifiers and synonyms

Adenine is the parent compound of the 6-aminopurines, composed of a purine having an amino group at C-6. It has a role as a mouse metabolite, a Saccharomyces cerevisiae metabolite, an Escherichia coli metabolite, a human metabolite and a Daphnia magna metabolite. It is a member of 6-aminopurines and a purine nucleobase. It derives from a hydride of a 9H-purine.

Adenine is a purine nucleotide base in DNA and RNA.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
7H-purin-6-amine
CAS number
73-24-5 CAS number cross-checkedOther or deprecated CAS: 134434-48-3, 134434-49-4, 134454-76-5, 134461-75-9, 66224-66-6, 71660-29-2, 71660-30-5
EC number
200-796-1
Molecular formula
C5H5N5
UNII
JAC85A2161
MDL number
MFCD00041790
INCI name
ADENINE
InChIKey
GFFGJBXGBJISGV-UHFFFAOYSA-N
InChI
InChI=1S/C5H5N5/c6-4-3-5(9-1-7-3)10-2-8-4/h1-2H,(H3,6,7,8,9,10)
SMILES (canonical and isomeric)
C1=NC2=NC=NC(=C2N1)N

Synonyms

  • 6-Aminopurine
  • 1H-Purin-6-amine
  • 7H-Purin-6-amine
  • Adeninimine
  • Adenin
  • Leuco-4
  • 6-Amino-1H-purine
  • 6-Amino-7H-purine
  • 6-Amino-9H-purine
  • 6-Amino-3H-purine
  • 1,6-Dihydro-6-iminopurine
  • 3,6-Dihydro-6-iminopurine
  • Vitamin B 4
  • 4, Vitamin B
  • B 4, Vitamin
  • Adenine 1546
  • 9H-Purin-6-amine
  • Vitamin B4
  • Purine, 6-amino-
  • USAF CB-18
  • Pedatisectine B
  • 1H-Purine, 6-amino
  • 3H-Purin-6(7H)-imine
  • ADE
  • 1H-Purine-6-amine
Show all 37 synonyms
  • 9H-Purine, 1,6-dihydro-6-imino-
  • 7H-Purin-6-amine (9CI)
  • 9H-Purine-6-amine
  • 9H-purin-6-ylamine
  • 1H-Purine, 6-amino-
  • (Z)-3,9-Dihydro-6H-purin-6-imine
  • 6-Aminopurine, Vitamin B4
  • 6H-Purin-6-imine, 3,9-dihydro-, (Z)- (9CI)
  • 6,7-dihydro-3H-purin-6-imine
  • purine-6-ylamine
  • Adenine, 7H-purin-6-amine
  • 3H-PURIN-6-AMINE

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
135.13 g/molcalc.
Exact mass
135.0545 Dacalc.
LogP (octanol/water)
-0.06calc.
Topological polar surface area
80.48 Ųcalc.
Hydrogen bond donors
2calc.
Hydrogen bond acceptors
4calc.
Rotatable bonds
0calc.
Heavy atoms
10calc.
Rings
2calc.
Aromatic rings
2calc.
Fraction sp3 carbons
0calc.
Formal charge
0calc.
Stereocentres
0calc.
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, c1ncc2[nH]cnc2n1

c1ncc2[nH]cnc2n1

2 rings, 9 atoms, the Purine ring system.

2,038 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

Adenine suppliers

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

All 151 suppliers
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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

151 suppliers in 22 countries

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Adenine 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

Cosmetic ingredient, INCI name ADENINE(skin conditioning)

Roles

  • Daphnia magna metabolite
  • Daphnia metabolite
  • Escherichia coli metabolite
  • Saccharomyces cerevisiae metabolite
  • animal metabolite
  • bacterial metabolite
  • crustacean metabolite
  • eukaryotic metabolite
  • fungal metabolite
  • human metabolite
  • mammalian metabolite
  • metabolite
  • mouse metabolite
  • prokaryotic metabolite

Functional uses

  • Softener and conditioner

Cosmetic functions

  • Skin conditioning

Pharmacology

Adenine is a purine nucleobase with an amine group attached to the carbon at position 6. Adenine is the precursor for adenosine and deoxyadenosine nucleosides.

Regulatory status

Inventories, regulations and trade controls that list this substance

Health and food

  • EU cosmetic ingredient inventory
  • Active ingredient in FDA approved drug labels

United States

  • TSCA inventory (USA)
    Status: Active in US commerce

HS code and trade data

Customs classification and reported world trade statistics

Global trade

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

HS 2933.59Indicative HS code

Compounds containing a pyrimidine ring (whether or not hydrogenated) or piperazine ring, other

World exports in 2024
$18.4B
+10.5% vs 2023, imports $24.8B
2019 to 2024
Top exporters
  1. Ireland43.6%
  2. Switzerland * partner reported26.3%
  3. China7.9%
Top importers
  1. Slovenia30.3%
  2. United States30.1%
  3. Germany15.3%

* Partner reported figures, a lower bound.

Reported customs values in USD, not prices.Full trade data

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

Frequently asked questions

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

What is Adenine?

Adenine is the parent compound of the 6-aminopurines, composed of a purine having an amino group at C-6. It has a role as a mouse metabolite, a Saccharomyces cerevisiae metabolite, an Escherichia coli metabolite, a human metabolite and a Daphnia magna metabolite. It is a member of 6-aminopurines and a purine nucleobase.

What is the CAS number of Adenine?

The CAS registry number of Adenine is 73-24-5. Other or deprecated CAS numbers: 134434-48-3, 134434-49-4, 134454-76-5.

What is the molecular formula and weight of Adenine?

The molecular formula of Adenine is C5H5N5 and its molar mass is 135.13 g/mol.

What is Adenine used for?

Known uses and roles of Adenine include skin conditioning agents in cosmetics and personal care, daphnia magna metabolite, daphnia metabolite, escherichia coli metabolite, saccharomyces cerevisiae metabolite and 12 more.

Is Adenine hazardous?

Adenine 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 Adenine?

Adenine is usually classified under HS code 293359 (Compounds containing a pyrimidine ring (whether or not hydrogenated) or piperazine ring…). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Adenine?

CompoundList lists 151 suppliers of Adenine in China, United States, India, United Kingdom and 18 more. Send one free request to get and compare quotes. Your contact details stay private until you accept a quote.

Where can I buy Adenine in India?

6 suppliers in India list Adenine on CompoundList. Filter the suppliers list by country and send a request to compare prices, grades and delivery times.

What is the price of Adenine?

Suppliers quote Adenine 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 Adenine

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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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