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Impurities and reference standards

N-Nitrosofolic acid

Also known as Nitrosofolic acid, Glutamic acid, N-nitroso-N-pteroyl-, L-, (2S)-2-[[4-[(2-amino-4-oxo-3H-pteridin-6-yl)methylamino]benzoyl]-nitrosoamino]pentanedioic acid

CAS 29291-35-8Formula C19H18N8O7Molar mass 470.40 g/mol
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N-Nitrosofolic acid chemical structure, C19H18N8O7, CAS 29291-35-8
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
29291-35-8
Formula
C19H18N8O7
Molar mass
470.40 g/mol
HS code
293359
Category
Impurities and reference standards

What is N-Nitrosofolic acid?

Plain description, key identifiers and synonyms

N-Nitrosofolic acid is a member of folic acids.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
(2S)-2-[[4-[(2-amino-4-oxo-3H-pteridin-6-yl)methylamino]benzoyl]-nitrosoamino]pentanedioic acid
CAS number
29291-35-8 CAS number cross-checked
Molecular formula
C19H18N8O7
UNII
QR96MOG8SM
InChIKey
QPQDSWYBXPBZPJ-LBPRGKRZSA-N
InChI
InChI=1S/C19H18N8O7/c20-19-24-15-14(16(30)25-19)23-11(8-22-15)7-21-10-3-1-9(2-4-10)17(31)27(26-34)12(18(32)33)5-6-13(28)29/h1-4,8,12,21H,5-7H2,(H,28,29)(H,32,33)(H3,20,22,24,25,30)/t12-/m0/s1
Canonical SMILES
Nc1nc2ncc(CNc3ccc(C(=O)N(N=O)C(CCC(=O)O)C(=O)O)cc3)nc2c(=O)[nH]1
Isomeric SMILES
C1=CC(=CC=C1C(=O)N([C@@H](CCC(=O)O)C(=O)O)N=O)NCC2=CN=C3C(=N2)C(=O)NC(=N3)N

Synonyms

  • Nitrosofolic acid
  • Glutamic acid, N-nitroso-N-pteroyl-, L-
  • (2S)-2-[[4-[(2-amino-4-oxo-3H-pteridin-6-yl)methylamino]benzoyl]-nitrosoamino]pentanedioic acid
  • L-Glutamic acid, N-(4-(((2-amino-1,4-dihydro-4-oxo-6-pteridinyl)methyl)amino)benzoyl)-N-nitroso-
  • N-Nitroso-Folic Acid(Nfa)
  • N-Nitroso Folic acid Impurity 2
  • (2S)-2-(4-{[(2-Amino-4-oxo-1,4-dihydropteridin-6-yl)methyl]amino}-N-nitrosobenzamido)pentanedioic acid
  • N-(4-(((2-amino-4-oxo-1,4-dihydropteridin-6-yl)methyl)amino)benzoyl)-N-nitroso-L-glutamic acid
  • N-(4-(((2-Amino-4-oxo-4,8-dihydropteridin-6-yl)methyl)amino)benzoyl)-N-nitroso-L-glutamic acid

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
470.40 g/molcalc.
Exact mass
470.1298 Dacalc.
LogP (octanol/water)
0.35calc.
Topological polar surface area
233.9 Ųcalc.
Hydrogen bond donors
5calc.
Hydrogen bond acceptors
11calc.
Rotatable bonds
10calc.
Heavy atoms
34calc.
Rings
3calc.
Aromatic rings
3calc.
Fraction sp3 carbons
0.21calc.
Formal charge
0calc.
Stereocentres
1calc.
Lipinski rule of five
Passes (1 violation)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

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.

N-Nitrosofolic acid suppliers

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

Frequently asked questions

Quick answers about N-Nitrosofolic acid, based on the data on this page

What is N-Nitrosofolic acid?

N-Nitrosofolic acid is a member of folic acids.

What is the CAS number of N-Nitrosofolic acid?

The CAS registry number of N-Nitrosofolic acid is 29291-35-8.

What is the molecular formula and weight of N-Nitrosofolic acid?

The molecular formula of N-Nitrosofolic acid is C19H18N8O7 and its molar mass is 470.40 g/mol.

Is N-Nitrosofolic acid hazardous?

No GHS hazard classification for N-Nitrosofolic acid 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 N-Nitrosofolic acid?

N-Nitrosofolic 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 N-Nitrosofolic acid?

Post a free request on CompoundList and suppliers of N-Nitrosofolic acid will send you quotes. Your contact details stay private until you accept a quote.

What is the price of N-Nitrosofolic acid?

Suppliers quote N-Nitrosofolic 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

Practical guides that help when you source, ship or handle N-Nitrosofolic acid

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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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