Name | 2-methyl-1-propanethiol |
Synonyms | Isobutanethiol iso-Butanethiol 1-Isobutanethiol Isobutylmercaptan isobutyl Mercaptan 1-Mercaptoisobutane 2-methyl-1-propanethio 2-methylpropane-1-thiol 2-methyl-1-propanethiol 1-Propanethiol,2-methyl- 2-methyl-1-propylmercaptan |
CAS | 513-44-0 |
EINECS | 208-162-6 |
InChI | InChI=1/C4H10S/c1-4(2)3-5/h4-5H,3H2,1-2H3 |
Molecular Formula | C4H10S |
Molar Mass | 90.19 |
Density | 0.831g/mLat 25°C(lit.) |
Melting Point | -145°C |
Boling Point | 87-89°C(lit.) |
Flash Point | 15°F |
JECFA Number | 512 |
Solubility | H2O: slightly soluble |
Vapor Presure | 124 mm Hg ( 37.8 °C) |
Vapor Density | 3.1 (vs air) |
Appearance | liquid |
Color | Colorless to Light yellow |
Merck | 14,5147 |
BRN | 1730890 |
pKa | 10.41±0.10(Predicted) |
Refractive Index | n20/D 1.4385(lit.) |
Physical and Chemical Properties | Colorless fluid liquid. Melting Point -79 ℃, boiling point 88 ℃, relative density 0.8357(20/4 ℃), refractive index 1.4386. Flash point -9 ° C, soluble in alcohol, ether, ethyl acetate and hydrogen sulfide solution, water-soluble, benzene. There is a strong odor of skunks. |
Risk Codes | R11 - Highly Flammable R36/37/38 - Irritating to eyes, respiratory system and skin. |
Safety Description | S16 - Keep away from sources of ignition. S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S36 - Wear suitable protective clothing. |
UN IDs | UN 2347 3/PG 2 |
WGK Germany | 3 |
RTECS | TZ7630000 |
FLUKA BRAND F CODES | 13 |
HS Code | 29309090 |
Hazard Class | 3.1 |
Packing Group | II |