1,2-Propanediamine

Basic Information

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CAS Number

78-90-0

Molecular Formula

C3H10N2

Molecular Weight

74.13 g/mol

Chemical Classification

Basic Chemical Raw Materials Organic Chemicals Amines

Basic Physical Properties

Melting Point

-37 ºC

Boiling Point

119-120 °C

Density

0.87 g/mL at 25 °C

Solubility

H2O: very soluble

Refractive Index

n20/D 1.446(lit.)

Vapor Pressure

14 mmHg ( 20 °C)

SMILES

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CC(CN)N

InChI

InChI=1S/C3H10N2/c1-3(5)2-4/h3H,2,4-5H2,1H3

InChIKey

AOHJOMMDDJHIJH-UHFFFAOYSA-N

LogP

-0.7077

pKa

9.82(at 25℃)

Topological Polar Surface Area

52.04 Å²

Hydrogen Bond Donor/Acceptor

4 / 2

Complexity

20.9

Safety Information

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GHS Hazard Pictograms

H226

H302

H312

H314

Hazard Statement

H226 Flammable liquid and vapor
Flammable liquids

H302 Harmful if swallowed
Acute toxicity, oral

H312 Harmful in contact with skin
Acute toxicity, dermal

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

Hazard Class

Class 8 Class 8

Stability

Stable. Flammable. Incompatible with strong oxidizing agents, acids, acid chlorides, acid anhydrides.

Sensitiveness

Air Sensitive & Hygroscopic

Explosive Limit

2.2-11.1%(V)

Synonyms & References

English

1,2-propanodiamina
1-methylethylenediamine
1-Methyl-1 2-diaminoethane
1 2-Propylenediamine
1,2-propylene diamine
SB33984
dl-1 2-Propylenediamine
Z104474490
1,2-Diaminopropane 1,2-Proplenediamine
CHEMBL1319459
1,2-Propylenediamine
1,2-Propanediamine, (.+/-.)-
1-methyl-1,2-ethanediamine
(+/-)-1,2-DIAMINOPROPANE
1,2-Diamino-n-propane
2-methylethylenediamine
1,2-propane diamine
10424-38-1
1,2-Propylenediamine [UN2258] [Corrosive]
BRN 0605274
NSC 175731
1 2-Diaminopropane
2,3-Diaminopropane
DL-1,2-Propanediamine
SB38321
EN300-19622
C3H10N2
2,3-diaminopropano
(+-)-1,2-Diaminopropano
F2191-0283
CCRIS 4863

MDL Number

MFCD00008089

Customs Code

29212900

FAQ

What regulatory guidelines apply to 1,2-Propanediamine (CAS: 78-90-0)?

1,2-Propanediamine (CAS: 78-90-0) is regulated under various guidelines. In the EU, it falls under REACH regulations. For handling and safety, it should comply with GHS classification, which includes the classification as an oxidizing agent. Additionally, FDA and EPA have specific requirements for its use and disposal in the US, emphasizing proper labeling, storage, and handling to prevent environmental contamination.

Are there alternatives to 1,2-Propanediamine (CAS: 78-90-0) in synthesis?

While 1,2-Propanediamine (CAS: 78-90-0) is widely used, several alternatives can be considered in synthesis, such as monoethanolamine or diethanolamine. These alternatives offer similar properties but may have different reactivity and solubility. It's important to evaluate the specific application to determine the most suitable substitute, considering factors like cost, availability, and environmental impact.

What is the market or research trend for 1,2-Propanediamine (CAS: 78-90-0)?

The market for 1,2-Propanediamine (CAS: 78-90-0) is stable, with increasing demand in the textile and leather industries. Recent research trends focus on its use as a corrosion inhibitor and in the production of polyurethane. However, there is a growing interest in sustainable alternatives due to environmental concerns. The price remains consistent, but fluctuations may occur based on market supply and demand dynamics.

How should waste containing 1,2-Propanediamine (CAS: 78-90-0) be handled?

Waste containing 1,2-Propanediamine (CAS: 78-90-0) should be collected in appropriate containers and stored away from heat and sources of ignition. It should be disposed of through professional waste disposal services, as it is classified as an oxidizing agent. Environmental protection precautions include proper documentation and handling to prevent soil and water contamination. Compliance with local regulations is crucial for safe disposal.