CH2N2
42.04 g/mol
AgrochemicalDanger
Hydrogen cyanamide
CAS420-04-2EC206-992-3
Category
Agrochemical
Compound Class
Amine
Primary Use
Agricultural pesticide and intermediate
This compound is a colorless, deliquescent crystalline solid with a melting point of 45 °C and a boiling point of 260 °C. It is quite soluble in water and also dissolves in various organic solvents.
Agricultural pesticide for early post-emergence control of broad-leaved weeds in alliums and bulb flowersUsed to remove side shoots and inhibit sprouting in hops and vinesIntermediate in the organic synthesis of dicyandiamide for melamine manufacturing
Content scope: Information here supports chemical identification and industrial supply, research, and manufacturing contexts. It is not a therapeutic claim, medical advice, or drug-use instructions.
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Related Reading
Safety Reference
Danger
H301Toxic if swallowed
H311Toxic in contact with skin
H314Causes severe skin burns and eye damage
H317May cause an allergic skin reaction
H318Causes serious eye damage
H351Suspected of causing cancer
H373May cause damage to organs through prolonged or repeated exposure
H412Harmful to aquatic life with long lasting effects
H315Causes skin irritation
H319Causes serious eye irritation
H361Suspected of damaging fertility or the unborn child
H335May cause respiratory irritation
H370Causes damage to organs
H372Causes damage to organs through prolonged or repeated exposure
H400Very toxic to aquatic life
H410Very toxic to aquatic life with long lasting effects
H341Suspected of causing genetic defects
Customs Tariff Classification
The international HS code for Hydrogen cyanamide (CAS 420-04-2) is 2853.90.
HS code (international, 6-digit)
2853.90
EU CN code (8-digit)
2853 90 90
Classification per the EU customs inventory ECICS (2026-07 snapshot, HS 2022). National tariff lines and product form can affect the final classification.
Identifiers
IUPAC Name
cyanamide
InChIKey
XZMCDFZZKTWFGF-UHFFFAOYSA-N
SMILES
C(#N)N
Synonyms (23)
- H2NCN
- Alzogur
- Amidocyanogen
- Aminonitrile
- Calcium Cyanamide, Citrated
- Carbamonitrile
- Carbodiamide
- Caswell No. 485A
- Cyanamide
- Cyanamide (JP18)
- Cyanamide aq
- Cyanamide, Citrated Calcium
- Cyanoamine
- Cyanogen nitride
- Cyanogenamide
- Deurbraak
- Hydrogen cyanamide
- N-Cyanoamine
- TsAKS
- USAF EK-1995
- aminoformonitrile
- cyanamine
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