C3H10N2
74.13 g/mol
Pharmaceutical IntermediateDanger
1,3-diaminopropane
CAS109-76-2EC203-702-7
Category
Pharmaceutical Intermediate
Compound Class
Amine
Primary Use
Pharmaceutical Intermediate
1,3-Diaminopropane, also known as trimethylenediamine, is a simple diamine with the formula H2N(CH2)3NH2. It is a colorless liquid with a fishy odor, soluble in water and many polar organic solvents, and is isomeric with 1,2-diaminopropane.
organic intermediate
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 Compounds
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Safety Reference
Danger
H226Flammable liquid and vapour
H302Harmful if swallowed
H310Fatal in contact with skin
H314Causes severe skin burns and eye damage
H317May cause an allergic skin reaction
H318Causes serious eye damage
H334May cause allergy or asthma symptoms or breathing difficulties if inhaled
H225Highly flammable liquid and vapour
Regulatory Compliance1
- CN Catalogue of Hazardous ChemicalsCNRegulation
Customs Tariff Classification
The international HS code for 1,3-diaminopropane (CAS 109-76-2) is 2921.29.
HS code (international, 6-digit)
2921.29
EU CN code (8-digit)
2921 29 00
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
propane-1,3-diamine
InChIKey
XFNJVJPLKCPIBV-UHFFFAOYSA-N
SMILES
C(CN)CN
Synonyms (17)
- 1,3-Diamino-n-propane
- 1,3-Propanediamine
- 1,3-Propylenediamine
- 1,3-Trimethylenediamine
- 1,3-diaminepropane
- 1,3-diaminopropan
- 1,3-diaminopropane
- 1,3-propandiamine
- 3-Aminopropylamine
- DIAMINOPROPANE, 1,3-
- PROPANE, 1,3-DIAMINO-
- Propane-1,3-diamine
- Trimethylenediamine
- a,w-Propanediamine
- alpha,omega-Propanediamine
- aminopropylamine
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