1,2-Propanediamine

Description

1,2-Propanediamine · CAS 10424-38-1 · C3H10N2. UNII 2A4P522UGO. Boiling Point: 248.9 °F at 760 mmHg (NTP, 1992); Boiling Point: 119 °C; Boiling Point: 118.9 °C @760 [mm Hg].

Identification

CAS Registry Number	10424-38-1
PubChem CID	6567
Molecular formula	C3H10N2
IUPAC name	propane-1,2-diamine
UNII (FDA)	2A4P522UGO

Computed Descriptors

Molecular Weight	74.13
XLogP3	-1.2
Hydrogen Bond Donor Count	2
Hydrogen Bond Acceptor Count	2
Rotatable Bond Count	1
Exact Mass	74.084398327
Monoisotopic Mass	74.084398327
Topological Polar Surface Area	52
Heavy Atom Count	5
Formal Charge	0

Physical & Chemical Properties

Boiling Point	248.9 °F at 760 mmHg (NTP, 1992)
Boiling Point	119 °C
Boiling Point	118.9 °C @760 [mm Hg]
Melting Point	-35 °F (NTP, 1992)
Melting Point	-12 °C
Flash Point	92 °F (NFPA, 2010)
Flash Point	33 °C c.c.
Density	0.9 @25 °C
Vapor Pressure	9.0 [mmHg]
LogP	-1.8

Physical description & handling notes

• 1,2-propylenediamine appears as a colorless liquid with an ammonia-like odor. Strongly irritates skin and tissue.
• Extremely hygroscopic liquid; [Merck Index] Colorless liquid with an ammoniacal odor; [CAMEO]
• Solid
• HYGROSCOPIC COLOURLESS LIQUID WITH PUNGENT ODOUR.
• Very soluble (NTP, 1992)
• Solubility in water: miscible

GHS Hazard Classification

Reported hazard statements	H226, H302, H312, H314, H311 (60.1%), H317 (15.9%), H318 (45%), H334 (15.9%)

Documented Uses

• Used with cupric sulfate as reagent for mercury; [Merck Index] Used to make medicines, dyes, and rubber accelerators; Also used in electroplating and as analytical reagent; [NTP]
• Electroplating [Category: Plate]

Synonyms

1,2-DIAMINOPROPANE; Propylenediamine; 78-90-0; 1,2-Propanediamine; 2,3-Diaminopropane; DTXSID4021761; 2A4P522UGO; DL-1,2-Propanediamine; NSC-175731; 1-Methyl-1,2-diaminoethane; DTXCID701761; CHEBI:30630; RefChem:411509; 201-155-9; propane-1,2-diamine; 1,2-Propylenediamine

Frequently Asked Questions

What are the CAS number and molecular formula of 1,2-Propanediamine?

CAS 10424-38-1; molecular formula C3H10N2; molecular weight — g/mol.

What other names is 1,2-Propanediamine known by?

1,2-DIAMINOPROPANE, Propylenediamine, 78-90-0, 1,2-Propanediamine, 2,3-Diaminopropane, DTXSID4021761.

Is 1,2-Propanediamine classified as hazardous?

Hazard statements reported: H226, H302, H312, H314, H311.

What are the key physical properties of 1,2-Propanediamine?

Boiling Point: 248.9 °F at 760 mmHg (NTP, 1992); Boiling Point: 119 °C; Boiling Point: 118.9 °C @760 [mm Hg]; Melting Point: -35 °F (NTP, 1992).

Facts on this page are taken from PubChem (US National Library of Medicine) and Wikidata. Grade-specific data — assay, moisture, particle size, packaging, shelf life — is issued per batch on the COA and is not published here.