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Impurities and reference standards

Pteroic acid

Also known as 4-{[(2-amino-4-hydroxypteridin-6-yl)methyl]amino}benzoic acid, p-((2-Amino-4-hydroxy-6-pteridylmethyl)amino)benzoic acid, 4-((2-Amino-4-hydroxy-6-pteridylmethyl)amino)benzoic acid

CAS 119-24-4Formula C14H12N6O3Molar mass 312.29 g/molEC 601-589-2
GHS signal word: Warning. Pictograms: Harmful or irritant 18 suppliers listed
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Pteroic acid chemical structure, C14H12N6O3, CAS 119-24-4
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
119-24-4
Formula
C14H12N6O3
Molar mass
312.29 g/mol
EC number
601-589-2
HS code
293359
Category
Impurities and reference standards

What is Pteroic acid?

Plain description, key identifiers and synonyms

4-{[(2-amino-4-hydroxypteridin-6-yl)methyl]amino}benzoic acid is a pteroic acid. It is functionally related to a 2-aminopteridin-4-ol. It is a conjugate base of a 2-amino-6-{[(4-carboxyphenyl)amino]methyl}-4-hydroxypteridin-1-ium. It is a conjugate acid of a 4-{[(2-amino-4-hydroxypteridin-6-yl)methyl]amino}benzoate. It is a tautomer of a 4-{[(2-amino-4-oxo-3,4-dihydropteridin-6-yl)methyl]amino}benzoic acid and a 4-{[(2-amino-4-oxo-1,4-dihydropteridin-6-yl)methyl]amino}benzoic acid.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
4-[(2-amino-4-oxo-3H-pteridin-6-yl)methylamino]benzoic acid
CAS number
119-24-4 CAS number cross-checked
EC number
601-589-2
Molecular formula
C14H12N6O3
UNII
8258W48TBZ
MDL number
MFCD00010558, MFCD00075823
InChIKey
JOAQINSXLLMRCV-UHFFFAOYSA-N
InChI
InChI=1S/C14H12N6O3/c15-14-19-11-10(12(21)20-14)18-9(6-17-11)5-16-8-3-1-7(2-4-8)13(22)23/h1-4,6,16H,5H2,(H,22,23)(H3,15,17,19,20,21)
SMILES (canonical and isomeric)
C1=CC(=CC=C1C(=O)O)NCC2=CN=C3C(=N2)C(=O)NC(=N3)N

Synonyms

  • 4-{[(2-amino-4-hydroxypteridin-6-yl)methyl]amino}benzoic acid
  • p-((2-Amino-4-hydroxy-6-pteridylmethyl)amino)benzoic acid
  • 4-((2-Amino-4-hydroxy-6-pteridylmethyl)amino)benzoic acid
  • 4-{[(2-amino-4-oxo-1,4-dihydropteridin-6-yl)methyl]amino}benzoic acid
  • 4-(((2-amino-4-oxo-1,4-dihydropteridin-6-yl)methyl)amino)benzoic acid
  • 4-(((2-Amino-4-hydroxypteridin-6-yl)methyl)amino)benzoic acid
  • 4-[[(2-amino-4-oxo-1,4-dihydropteridin-6-yl)methyl]amino]benzoic acid
  • 4-(((2-Amino-4-oxo-3,4-dihydropteridin-6-yl)methyl)amino)benzoic acid
  • Folic acid impurity D
  • Pteroic Acid (>85%)
  • 4-[(2-amino-4-oxo-1H-pteridin-6-yl)methylamino]benzoic acid
  • 4-{[(2-amino-4-oxo-3,4-dihydropteridin-6-yl)methyl]amino}benzoic acid
  • Folic acid hydrate impurity d
  • 4-[(2-amino-4-oxo-3H-pteridin-6-yl)methylamino]benzoic acid
  • Benzoic acid, 4-(((2-amino-1,4-dihydro-4-oxo-6-pteridinyl)methyl)amino)-
  • Folic Acid EP Impurity D
  • Pteroic Acid (>85per cent)
  • Pterotic Acid
  • 4-[[(2-Amino-4-oxo-1,4-dihydropteridin-6-yl)methyl]amino]benzoic Acid (Pteroic Acid)
  • Pteridine deriv. 12
  • 1br6
  • Pteroic acid, min95%
  • Pteroic acid - 60%
  • Pteroic acid, >=93%
  • Folic acid impurity D CRS
Show all 35 synonyms
  • 4-[[(2-amino-4-oxo-1,4 dih
  • Pteroic Acid, Folic Acid EP Impurity D
  • Benzoic acid,4-dihydro-4-oxo-6-pteridinyl)methyl]amino]-
  • 4-[(2-amino-4-oxo-8H-pteridin-6-yl)methylamino]benzoic acid
  • 4-([(2-Amino-4-oxo-3,4-dihydro-6-pteridinyl)methyl]amino)benzoic acid #
  • 4-[(2-Amino-4-oxo-3,4-dihydropteridin-6-ylmethyl)-amino]-benzoic acid
  • 4-[[(2-amino-4-oxo-1,4 dihydropteridin-6-yl)methyl]amino]benzoic acid
  • 4-[[2-Amino-3,4-dihydro-4-oxo-6-pteridinyl)methyl]amino]-benzoic acid
  • 4-{[(2-amino-3,4-dihydro-4-oxopteridin-6-yl)methyl]amino}benzoic acid
  • Benzoic acid, p-[[(2-amino-3,4-dihydro-4-oxo-6-pteridinyl)methyl]amino]-

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
312.29 g/molcalc.
Exact mass
312.0971 Dacalc.
LogP (octanol/water)
0.61calc.
Topological polar surface area
146.9 Ųcalc.
Hydrogen bond donors
4calc.
Hydrogen bond acceptors
7calc.
Rotatable bonds
4calc.
Heavy atoms
23calc.
Rings
3calc.
Aromatic rings
3calc.
Fraction sp3 carbons
0.07calc.
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=c1[nH]cnc2ncc(CNc3ccccc3)nc12

O=c1[nH]cnc2ncc(CNc3ccccc3)nc12

3 rings, 19 atoms.

106 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

  • H302Harmful if swallowed.
  • H315Causes skin irritation.
  • H319Causes serious eye irritation.
  • H335May cause respiratory irritation.
Precautionary statements (19)
  • P261Avoid breathing dust, fume, gas, mist, vapours or spray.
  • P264Wash skin thoroughly after handling.
  • P264 + P265Wash skin thoroughly after handling. Do not touch eyes.
  • P270Do not eat, drink or smoke when using this product.
  • P271Use only outdoors or in a well-ventilated area.
  • P280Wear protective gloves, protective clothing, eye protection and face protection.
  • P301 + P317If swallowed: Get medical help.
  • 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).
  • P330Rinse mouth.
  • 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

Pteroic acid suppliers

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All 18 suppliers
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Where suppliers are based

18 suppliers in 6 countries

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Pteroic acid price

Indicative price range per kg from live supplier offers

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

Frequently asked questions

Quick answers about Pteroic acid, based on the data on this page

What is Pteroic acid?

4-{[(2-amino-4-hydroxypteridin-6-yl)methyl]amino}benzoic acid is a pteroic acid. It is functionally related to a 2-aminopteridin-4-ol. It is a conjugate base of a 2-amino-6-{[(4-carboxyphenyl)amino]methyl}-4-hydroxypteridin-1-ium. It is a conjugate acid of a 4-{[(2-amino-4-hydroxypteridin-6-yl)methyl]amino}benzoate.

What is the CAS number of Pteroic acid?

The CAS registry number of Pteroic acid is 119-24-4.

What is the molecular formula and weight of Pteroic acid?

The molecular formula of Pteroic acid is C14H12N6O3 and its molar mass is 312.29 g/mol.

Is Pteroic acid hazardous?

Pteroic acid carries the GHS signal word "Warning". Main hazards: harmful if swallowed, causes skin irritation, causes serious eye irritation. This summary is not an SDS, always read the supplier safety data sheet.

What is the HS code of Pteroic acid?

Pteroic acid 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 Pteroic acid?

CompoundList lists 18 suppliers of Pteroic acid in China, United States, Australia, Czech Republic and 2 more. Send one free request to get and compare quotes. Your contact details stay private until you accept a quote.

Where can I buy Pteroic acid in India?

1 supplier in India list Pteroic acid on CompoundList. Filter the suppliers list by country and send a request to compare prices, grades and delivery times.

What is the price of Pteroic acid?

Suppliers quote Pteroic acid 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

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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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