1,3-Diaminopropan | CAS No. 109-76-2

Q: What are the physical and chemical properties of 1,3-Diaminopropan (CAS: 109-76-2)?

1,3-Diaminopropan (CAS: 109-76-2) has a molecular weight of approximately 73.12 g/mol. It is a colorless liquid with a pungent ammonia-like odor. The compound is highly soluble in water and organic solvents. Chemically, it is reactive, particularly with acids and bases, making it useful in a variety of chemical reactions. It can form stable complexes with metal ions and is known for its ability to act as a nucleophile in substitution reactions.

Q: How is 1,3-Diaminopropan (CAS: 109-76-2) typically synthesized?

1,3-Diaminopropan (CAS: 109-76-2) is typically synthesized via the catalytic reduction of propionaldehyde using hydrogen gas over a metal catalyst, such as palladium on carbon. Another method involves the direct amination of propionaldehyde with ammonia in the presence of an acid catalyst. These processes yield high purity and selectivity, with good yields of the target compound.

Q: What industries use 1,3-Diaminopropan (CAS: 109-76-2)?

1,3-Diaminopropan (CAS: 109-76-2) has various applications across different industries. It is used in the pharmaceutical sector for the synthesis of intermediates and drugs. In the polymer industry, it serves as a monomer for the production of polyurethanes and polyamides. Additionally, it finds use in the electronic industry for the preparation of organic semiconductors and in chemical sensors due to its reactivity and solubility properties.

Q: What precautions should be taken when handling 1,3-Diaminopropan (CAS: 109-76-2)?

When handling 1,3-Diaminopropan (CAS: 109-76-2), proper personal protective equipment (PPE) should be worn, including safety goggles, gloves, and lab coats. Work should be conducted in a well-ventilated area or under a fume hood. Spills should be handled with caution using absorbent materials, and contaminated materials should be disposed of according to local regulations. Always refer to the Safety Data Sheet (SDS) for detailed safety information and emergency procedures.

1,3-Diaminopropan

Basic Information

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CAS Number

109-76-2

Molecular Formula

C3H10N2

Molecular Weight

74.13 g/mol

Chemical Classification

Basic Chemical Raw Materials Organic Chemicals Amines

Basic Physical Properties

Melting Point

−12 °C

Boiling Point

133°C

Refractive Index

n20/D 1.458(lit.)

Vapor Pressure

<8 mmHg ( 20 °C)

SMILES

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C(CN)CN

InChI

InChI=1S/C3H10N2/c4-2-1-3-5/h1-5H2

InChIKey

XFNJVJPLKCPIBV-UHFFFAOYSA-N

LogP

-0.7060999999999997

pKa

10.94(at 10℃)

Topological Polar Surface Area

52.04 Å²

Hydrogen Bond Donor/Acceptor

4 / 2

Complexity

12.4

Safety Information

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GHS Hazard Pictograms

H226

H302

H310

H314

Hazard Statement

H226 Flammable liquid and vapor
Flammable liquids

H302 Harmful if swallowed
Acute toxicity, oral

H310 Fatal in contact with skin
Acute toxicity, dermal

H314 Causes severe skin burns and eye damage
Skin corrosion/irritation

Hazard Class

Class 3 Class 3

Stability

Stable. Hygroscopic. Flammable - readily forms explosive mixtures with air. Incompatible with acid anhydrides, acid chlorides, acids, strong oxidizing agents.

Sensitiveness

Air Sensitive

Explosive Limit

2.8-15.2%(V)

Synonyms & References

English

KBio1_001458
InChI=1/C3H10N2/c4-2-1-3-5/h1-5H
Propane-1,3-diamine
1.3-diaminopropane
109-76-2
1,3-Trimethylenediamine
SpecPlus_000418
J-503883
D0114
EN300-20409
NS00001874
1,3 diaminopropane
a,w-Propanediamine
1,3-diaminopropan
CHEBI:15725
AI3-25358
BP-21144
F2191-0286
68333-86-8
bmse000001
1,3-propandiamine
1, 3-Diaminopropane
BP-26277
1,3-diamino propane
1,3-Diamino-n-propane
1,3-Diaminopropane dihydrobromide
KBio2_001630
1,3diaminopropane
H2N(CH2)3NH2
EINECS 203-702-7
Z104478068

MDL Number

MFCD00008228

Customs Code

29212900

FAQ

What are the physical and chemical properties of 1,3-Diaminopropan (CAS: 109-76-2)?

1,3-Diaminopropan (CAS: 109-76-2) has a molecular weight of approximately 73.12 g/mol. It is a colorless liquid with a pungent ammonia-like odor. The compound is highly soluble in water and organic solvents. Chemically, it is reactive, particularly with acids and bases, making it useful in a variety of chemical reactions. It can form stable complexes with metal ions and is known for its ability to act as a nucleophile in substitution reactions.

How is 1,3-Diaminopropan (CAS: 109-76-2) typically synthesized?

1,3-Diaminopropan (CAS: 109-76-2) is typically synthesized via the catalytic reduction of propionaldehyde using hydrogen gas over a metal catalyst, such as palladium on carbon. Another method involves the direct amination of propionaldehyde with ammonia in the presence of an acid catalyst. These processes yield high purity and selectivity, with good yields of the target compound.

What industries use 1,3-Diaminopropan (CAS: 109-76-2)?

1,3-Diaminopropan (CAS: 109-76-2) has various applications across different industries. It is used in the pharmaceutical sector for the synthesis of intermediates and drugs. In the polymer industry, it serves as a monomer for the production of polyurethanes and polyamides. Additionally, it finds use in the electronic industry for the preparation of organic semiconductors and in chemical sensors due to its reactivity and solubility properties.

What precautions should be taken when handling 1,3-Diaminopropan (CAS: 109-76-2)?

When handling 1,3-Diaminopropan (CAS: 109-76-2), proper personal protective equipment (PPE) should be worn, including safety goggles, gloves, and lab coats. Work should be conducted in a well-ventilated area or under a fume hood. Spills should be handled with caution using absorbent materials, and contaminated materials should be disposed of according to local regulations. Always refer to the Safety Data Sheet (SDS) for detailed safety information and emergency procedures.