NIOSH Pocket Guide to Chemical Hazards

Propylene glycol dinitrate

CAS 6423-43-4


RTECS TY6300000
Synonyms & Trade Names
PGDN; Propylene glycol-1,2-dinitrate; 1,2-Propylene glycol dinitrate
DOT ID & Guide


NIOSH REL: TWA 0.05 ppm (0.3 mg/m3) [skin]
OSHA PEL†: none
IDLH N.D. See: IDLH INDEX Conversion 1 ppm = 6.79 mg/m3
Physical Description
Colorless liquid with a disagreeable odor. [Note: A solid below 18°F.]
MW: 166.1
BP: ?
FRZ: 18°F
Sol: 0.1%
VP(72°F): 0.07 mmHg
IP: ?

Sp.Gr(77°F): 1.23
Fl.P: ?
UEL: ?
LEL: ?

Combustible Liquid
Incompatibilities & Reactivities
Ammonia compounds, amines, oxidizers, reducing agents, combustible materials [Note: Similar to Ethylene glycol dinitrate in explosion potential.]
Measurement Methods
None available
See: NMAM or OSHA Methods
Personal Protection & Sanitation (See protection)
Skin: Prevent skin contact
Eyes: Prevent eye contact
Wash skin: No recommendation
Remove: No recommendation
Change: No recommendation

First Aid (See procedures)
Eye: Irrigate immediately
Skin: Soap wash
Breathing: Respiratory support
Swallow: Medical attention immediately
Important additional information about respirator selection
Respirator Recommendations Not available.
Exposure Routes inhalation, skin absorption, ingestion, skin and/or eye contact
Symptoms Irritation eyes; conjunctivitis; methemoglobinemia; headache, impaired balance, visual disturbance; in animals: liver, kidney damage
Target Organs Eyes, central nervous system, blood, liver, kidneys