N-AMYL MERCAPTAN
1-Pentanethiol
CAS: 110-66-7
Molecular Formula: C5H12S
N-AMYL MERCAPTAN - Names and Identifiers
| Name | 1-Pentanethiol |
| Synonyms | 1-Pentanthiol 1-Pentanethiol N-AMYL MERCAPTAN PENTYL MERCAPTAN Amyl thioalcohol 1-Mercaptopentane N-PENTYL MERCAPTAN amylmercaptannormal amylmercaptan(non-specificname) |
| CAS | 110-66-7 |
| EINECS | 203-789-1 |
| InChI | InChI=1/C5H12S/c1-2-3-4-5-6/h6H,2-5H2,1H3 |
N-AMYL MERCAPTAN - Physico-chemical Properties
| Molecular Formula | C5H12S |
| Molar Mass | 104.21 |
| Density | 0.84 g/mL at 25 °C (lit.) |
| Melting Point | -76°C |
| Boling Point | 126 °C (lit.) |
| Flash Point | 65°F |
| JECFA Number | 1662 |
| Water Solubility | practically insoluble |
| Solubility | 0.16g/l |
| Vapor Presure | 27.4 mm Hg ( 37.7 °C) |
| Vapor Density | 3.59 |
| Appearance | liquid |
| Color | Water-white to yellow liquid |
| Exposure Limit | NIOSH: Ceiling 0.5 ppm(2.1 mg/m3) |
| Merck | 14,611 |
| BRN | 1730979 |
| pKa | 10.51±0.10(Predicted) |
| Storage Condition | Store below +30°C. |
| Sensitive | Air Sensitive |
| Refractive Index | n20/D 1.446(lit.) |
N-AMYL MERCAPTAN - Risk and Safety
| Risk Codes | R11 - Highly Flammable R20/22 - Harmful by inhalation and if swallowed. R36/37/38 - Irritating to eyes, respiratory system and skin. |
| Safety Description | S16 - Keep away from sources of ignition. S23 - Do not breathe vapour. S24/25 - Avoid contact with skin and eyes. S37/39 - Wear suitable gloves and eye/face protection S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. |
| UN IDs | UN 1111 3/PG 2 |
| WGK Germany | 3 |
| RTECS | SA3150000 |
| FLUKA BRAND F CODES | 9-13-23 |
| TSCA | Yes |
| HS Code | 29309090 |
| Hazard Class | 3 |
| Packing Group | II |
| Toxicity | LCLo ihl-rat: 2000 ppm/4H JIHTAB 31,343,49 |
N-AMYL MERCAPTAN - Reference Information
| FEMA | 4333 | 1-PENTANETHIOL |
| olfactory Threshold | 0.00000078ppm |
| NIST chemical information | information provided by: webbook.nist.gov (external link) |
| EPA chemical substance information | information provided by: ofmpeb.epa.gov (external link) |
| Use | 1-pentanethiol is slightly soluble in water, easily soluble in alcohol and ether. It is derived from N-pentanol and hydrogen sulfide under the catalysis of thorium dioxide. Is a raw material for organic synthesis. It is mainly used in the organic synthesis of sulfur compounds. |
| category | flammable liquid |
| toxicity grade | high toxicity |
| Acute toxicity | inhalation-rat LCL0: 2000 PPM/4 h |
| flammability hazard characteristics | open flame, high temperature, flammable oxidant; Thermally decomposed sulfur oxide gas |
| storage and transportation characteristics | The warehouse is ventilated and dried at low temperature; It is stored separately from the oxidant |
| extinguishing agent | dry powder, dry sand, carbon dioxide, foam |
| Occupational Standard | CL 0.5 PPM/15 min |
| toxic substance data | information provided by: pubchem.ncbi.nlm.nih.gov (external link) |
Last Update：2024-04-10 22:29:15
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