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Impurities and reference standards

Ammeline

Also known as 4,6-Diamino-1,3,5-triazin-2-ol, Ammelin, 1,3,5-Triazin-2(1H)-one, 4,6-diamino-

CAS 645-92-1Formula C3H5N5OMolar mass 127.11 g/molEC 103-113-4
GHS signal word: Warning. Pictograms: Harmful or irritant 3 suppliers listed
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Ammeline chemical structure, C3H5N5O, CAS 645-92-1
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
645-92-1
Formula
C3H5N5O
Molar mass
127.11 g/mol
EC number
103-113-4
HS code
293369
Category
Impurities and reference standards

What is Ammeline?

Plain description, key identifiers and synonyms

Ammeline is a diamino-1,3,5-triazine and a monohydroxy-1,3,5-triazine.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
4,6-diamino-1H-1,3,5-triazin-2-one
CAS number
645-92-1 CAS number cross-checked
EC numbers
103-113-4, 211-455-1
Molecular formula
C3H5N5O
UNII
LC8G9556Q0
MDL number
MFCD00023186
InChIKey
MASBWURJQFFLOO-UHFFFAOYSA-N
InChI
InChI=1S/C3H5N5O/c4-1-6-2(5)8-3(9)7-1/h(H5,4,5,6,7,8,9)
SMILES (canonical and isomeric)
C1(=NC(=NC(=O)N1)N)N

Synonyms

  • 4,6-Diamino-1,3,5-triazin-2-ol
  • Ammelin
  • 1,3,5-Triazin-2(1H)-one, 4,6-diamino-
  • 4,6-Diamino-1,3,5-triazin-2(1H)-one
  • 2,4-Diamino-1,3,5-triazin-6-one
  • 2-Hydroxy-4,6-diamino-1,3,5-triazine
  • Ammelin (VAN)
  • 2,4-Diamino-6-hydroxy-1,3,5-triazine
  • s-Triazin-2-ol, 4,6-diamino-
  • 2,6-diamino-1H-1,3,5-triazin-4-one
  • 2-Hydroxy-4,6-diamino-s-triazine
  • Atrazine-desethyl-desisopropyl-2-hydroxy
  • Azacitidine Impurity D
  • Ammeline,
  • Ammeline-13C3
  • Cyanurodiamide
  • 4,6-diamino-1H-1,3,5-triazin-2-one
  • 4,6-diamino-1,3,5-triazin-2(5H)-one
  • 1,5-Triazin-2(1H)-one, 4,6-diamino-
  • Atrazine-desethyl-desisopropyl-2-hydroxy, PESTANAL(R), analytical standard
  • Ammeline, Desethylisopropylhyroxyatrazine
  • Ammeline (VAN)
  • 4,6-Diamino-2-hydroxy-1,3,5-triazine
  • diamino-1,3,5-triazin-2-ol
  • Ammeline-tautomer
Show all 38 synonyms
  • 2,4-Diamino-6-hydroxy-s-triazine
  • diaminohydroxytriazine
  • Cyanurdiamide
  • 6-amino-5-azacytosine
  • 2,3,5-triazin-6-one
  • s-Triazin-2-ol,6-diamino-
  • 2,4-Diamino-1,3,5-triazine-6-one
  • 4,6-diamino-5h-1,3,5-triazine-2-one
  • Ammeline, (4,6-diamino-5-triazin-2-ol)
  • 1,3,5-Triazine, 2,4-diamino-6-hydroxy-
  • 4,6-diamino-1,2-dihydro-1,3,5-triazin-2-one
  • Atrazine-Desethyl-Desisopropyl-2-Hydroxy (Ammeline)
  • Azacitidine Impurity 10 (Metformin Impurity pound(c)

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
127.11 g/molcalc.
Exact mass
127.0494 Dacalc.
LogP (octanol/water)
-1.67calc.
Topological polar surface area
110.7 Ųcalc.
Hydrogen bond donors
3calc.
Hydrogen bond acceptors
5calc.
Rotatable bonds
0calc.
Heavy atoms
9calc.
Rings
1calc.
Aromatic rings
1calc.
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, O=c1ncnc[nH]1

O=c1ncnc[nH]1

1 ring, 7 atoms, the 1,3,5-Triazin-2(1H)-one ring system.

109 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

  • H317May cause an allergic skin reaction.
  • H319Causes serious eye irritation.
Precautionary statements (11)
  • P261Avoid breathing dust, fume, gas, mist, vapours or spray.
  • P264 + P265Wash skin thoroughly after handling. Do not touch eyes.
  • P272Contaminated work clothing should not be allowed out of the workplace.
  • P280Wear protective gloves, protective clothing, eye protection and face protection.
  • P302 + P352If on skin: Wash with plenty of water.
  • P305 + P351 + P338If in eyes: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
  • P321Specific treatment (see supplemental first aid instructions on the label).
  • P333 + P317If skin irritation or rash occurs: Get medical help.
  • P337 + P317If eye irritation persists: Get medical help.
  • P362 + P364Take off contaminated clothing. And wash it before reuse.
  • 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

Ammeline suppliers

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

All 3 suppliers

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

3 suppliers in 3 countries

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Ammeline 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

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

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 Ammeline is traded under.

HS 2933.69Indicative HS code

Compounds containing an unfused triazine ring (whether or not hydrogenated) in the…

World exports in 2024
$2.46B
+1.8% vs 2023, imports $2.44B
2019 to 2024
Top exporters
  1. China53.6%
  2. Germany11.5%
  3. India * partner reported8.4%
Top importers
  1. United States13.5%
  2. Brazil9.6%
  3. Germany9.5%

* Partner reported figures, a lower bound.

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

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

Frequently asked questions

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

What is Ammeline?

Ammeline is a diamino-1,3,5-triazine and a monohydroxy-1,3,5-triazine.

What is the CAS number of Ammeline?

The CAS registry number of Ammeline is 645-92-1.

What is the molecular formula and weight of Ammeline?

The molecular formula of Ammeline is C3H5N5O and its molar mass is 127.11 g/mol.

Is Ammeline hazardous?

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

What is the HS code of Ammeline?

Ammeline is usually classified under HS code 293369 (Compounds containing an unfused triazine ring (whether or not hydrogenated) in the…). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Ammeline?

CompoundList lists 3 suppliers of Ammeline in Canada, China and Hong Kong. Send one free request to get and compare quotes. Your contact details stay private until you accept a quote.

What is the price of Ammeline?

Suppliers quote Ammeline 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 Ammeline

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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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