Name | 2-Pentanethiol |
Synonyms | 2-Pentanethiol 2-PENTANETHIOL pentane-2-thiol 2-MERCAPTO PENTANE SEC-AMYL MERCAPTAN 1-Methylbutanethiol 1-Methylbutyl hydrosulfide 2-Pentanethiol(7CI,8CI,9CI) |
CAS | 2084-19-7 |
EINECS | 218-224-4 |
InChI | InChI=1/C5H12S/c1-3-4-5(2)6/h5-6H,3-4H2,1-2H3 |
Molecular Formula | C5H12S |
Molar Mass | 104.21 |
Density | 0.827g/mLat 25°C(lit.) |
Melting Point | -168.95°C |
Boling Point | 101°C(lit.) |
Flash Point | 80°F |
JECFA Number | 514 |
Vapor Presure | 23.2mmHg at 25°C |
Appearance | liquid |
pKa | 10.96±0.10(Predicted) |
Refractive Index | n20/D 1.4410(lit.) |
Hazard Symbols | Xi - Irritant |
Risk Codes | R10 - Flammable R36/37/38 - Irritating to eyes, respiratory system and skin. |
Safety Description | 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 1993 3/PG 3 |
WGK Germany | 3 |
Hazard Class | 3.1 |
Packing Group | II |
FEMA | 3792 | 2-PENTANETHIOL |
NIST chemical information | information provided by: webbook.nist.gov (external link) |
toxicity | GRAS(FEMA). |
usage limit | FEMA(mg/kg): baked products 0.06~0.1; Cold drinks, milk substitute, 0.02~0.06; meat products, fruit juice, jam, jelly, sauce, instant coffee and tea, 0.005~0.05; Soft candy 0.05~0.1; Pudding, jelly gelatin, snack food, sweet sauce, 0.01~0.05; Soup, dairy products, cheese, 0.001~0.01; Non-alcoholic beverages, fruit ice, 0.02~0.04; Alcoholic beverages 0.01~0.03; Breakfast cereals 0.02~0.05; Oil 0.005~0.02; Spices, confectionery, frosting, 0.02~0.1; Hard candy 0.03~0.1; Gum 0.01~0.1. |