Melting point :-79 °C (lit.)
Boiling point :169 °C (lit.)
Density :1.078 g/mL at 25 °C (lit.)
vapor density :>1 (vs air)
vapor pressure :5 mm Hg ( 37.7 °C)
refractive index :n20/D 1.539(lit.)
FEMA :3588 | 1,3-PROPANEDITHIOL
Flash point :138 °F
storage temp. :Store below +30°C.
pka :9.86±0.10(Predicted)
form :Liquid
color :Clear light yellow
Specific Gravity :1.078
Odor :at 0.10 % in propylene glycol. meaty sulfurous
Odor Type :meaty
Water Solubility :<0.1 g/100 mL at 21 ºC
Merck :14,7801
JECFA Number :535
BRN :1071197
Stability :Stable. Incompatible with oxidizing agents, bases, reducing agents, alkali metals. Store cool.
LogP :1.70
CAS DataBase Reference :109-80-8(CAS DataBase Reference)
NIST Chemistry Reference :1,3-Propanedithiol(109-80-8)
EPA Substance Registry System :1,3-Propanedithiol (109-80-8)

Symbol(GHS):
Signal word:	Danger
Hazard statements:	Code Hazard statements Hazard class Category Signal word Pictogram P-Codes H226 Flammable liquid and vapour Flammable liquids Category 3 Warning H301 Toxic if swalloed Acute toxicity,oral Category 3 Danger P264, P270, P301+P310, P321, P330,P405, P501 H315 Causes skin irritation Skin corrosion/irritation Category 2 Warning P264, P280, P302+P352, P321,P332+P313, P362
Precautionary statements:	P210 Keep away from heat/sparks/open flames/hot surfaces. — No smoking. P233 Keep container tightly closed. P240 Ground/bond container and receiving equipment. P241 Use explosion-proof electrical/ventilating/lighting/…/equipment. P301+P310 IF SWALLOWED: Immediately call a POISON CENTER or doctor/physician. P303+P361+P353 IF ON SKIN (or hair): Remove/Take off Immediately all contaminated clothing. Rinse SKIN with water/shower.