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Periodic Table/Compounds/CUPFERRON

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© Melvin Olsson 2025–2026
Data: IAEA & PubChem

CUPFERRON

C₆H₉N₃O₂·155.150 g/mol·CID 2724103

IUPAC: azanium N-oxido-N-phenylnitrous amide

Also known as: 135-20-6, Cupferon, Kupferon, Ammonium cupferron, Ammonium-N-nitrosophenylhydroxylamine (+14 more)

2D structure of CUPFERRON

Molecular Structure

Molecular Propertiesmass · H-bonds · stereo

Molecular Weight

155.150g/mol

Exact Mass

155.069477Da

Monoisotopic Mass

155.069477Da

XLogP

—

Polar Surface Area

56.7Ų

Complexity

112

Formal Charge

0

H-Bond Donors

1

H-Bond Acceptors

4

Rotatable Bonds

1

Heavy Atoms

11

Stereo Centers

0

Bond Stereo

0

Drug-Likeness (Lipinski's Rule of Five)

✓ 155.2 g/mol
MW ≤ 500
? —
LogP ≤ 5
✓ 1
H-bond donors ≤ 5
✓ 4
H-bond acceptors ≤ 10

Passes all rules — good oral bioavailability predicted

GHS Hazard Classification

Danger
Acute Toxic
Acute Toxic
Irritant
Irritant
Health Hazard
Health Hazard
Hazards
  • H301Toxic if swallowed
  • H315Causes skin irritation
  • H319Causes serious eye irritation
  • H335May cause respiratory irritation
  • H351Suspected of causing cancer
  • H350May cause cancer
  • H373May causes damage to organs through prolonged or repeated exposure

Source: PubChem GHS Classification. Always consult the SDS for handling.

Chemical IdentifiersSMILES · InChI

InChI

InChI=1S/C6H5N2O2.H3N/c9-7-8(10)6-4-2-1-3-5-6;/h1-5H;1H3/q-1;/p+1

Isomers8 compounds with formula C₆H₉N₃O₂

2D structure of (2S)-2-amino-3-(1H-imidazol-5-yl)propanoic acid

(2S)-2-amino-3-(1H-imidazol-5-yl)propanoic acid

CID 6274 · 155.2 g/mol

2D structure of (2S)-2-azaniumyl-3-(1H-imidazol-5-yl)propanoate

(2S)-2-azaniumyl-3-(1H-imidazol-5-yl)propanoate

CID 6971009 · 155.2 g/mol

2D structure of (2R)-2-amino-3-(1H-imidazol-5-yl)propanoic acid

(2R)-2-amino-3-(1H-imidazol-5-yl)propanoic acid

CID 71083 · 155.2 g/mol

2D structure of 4,6-dimethoxypyrimidin-2-amine

4,6-dimethoxypyrimidin-2-amine

CID 118946 · 155.2 g/mol

2D structure of 2-amino-3-(1H-imidazol-5-yl)propanoic acid

2-amino-3-(1H-imidazol-5-yl)propanoic acid

CID 773 · 155.2 g/mol

2D structure of ethyl 5-amino-1H-pyrazole-4-carboxylate

ethyl 5-amino-1H-pyrazole-4-carboxylate

CID 81472 · 155.2 g/mol

2D structure of 6-amino-1,3-dimethylpyrimidine-2,4-dione

6-amino-1,3-dimethylpyrimidine-2,4-dione

CID 81152 · 155.2 g/mol

2D structure of 2,6-dimethoxypyrimidin-4-amine

2,6-dimethoxypyrimidin-4-amine

CID 76789 · 155.2 g/mol

External Resources

PubChem ↗Wikipedia ↗