• CAS:

• 4532-64-3

• MF:

• C4H10S2

• MW:

• 122.25

• EINECS:

• 224-870-8

• MDL No.:

• MFCD00010024

Properties

• Melting point:

• -53.9°C (estimate)

• Boiling point:

• 86-87 °C/50 mmHg (lit.)

• Density 

• 0.995 g/mL at 25 °C (lit.)

• vapor density 

• >1 (vs air)

• refractive index 

• n20/D 1.5194(lit.)

• FEMA 

• 3477 | 2,3-BUTANEDITHIOL

• Flash point:

• 126 °F

• form 

• liquid (estimate)

• pka

• 9.93±0.10(Predicted)

• Specific Gravity

• 0.995

• color 

• Colorless to Light yellow to Light orange

• Odor

• at 0.10 % in propylene glycol. meaty beefy

• Odor Type

• sulfurous

• JECFA Number

• 539

• LogP

• 2.004 (est)