W509434

2-Butanethiol

≥98%

• Synonym(s): sec-Butyl mercaptan, Mercaptan C₄
• Linear Formula: CH₃CH₂CH(SH)CH₃
• CAS Number: 513-53-1
• Molecular Weight: 90.19
• Beilstein/REAXYS Number: 1718766
• EC Number: 208-165-2
• MDL number: MFCD00004865
• UNSPSC Code: 12164502
• PubChem Substance ID: 24902043
• Flavis number: 12.104

Properties

• biological source: synthetic
• vapor pressure: 142 mmHg ( 37.7 °C)
• assay: ≥98%
• refractive index: n20/D 1.436 (lit.)
• bp: 84.6-85.2 °C (lit.)
• density: 0.83 g/mL at 25 °C (lit.)
• application(s): flavors and fragrances
• organoleptic: sulfurous
• SMILES string: CCC(C)S
• InChI: 1S/C4H10S/c1-3-4(2)5/h4-5H,3H2,1-2H3
• InChI key: LOCHFZBWPCLPAN-UHFFFAOYSA-N

Safety Information

• pictograms: GHS02
• signalword: Danger
• hcodes: H225
• pcodes: P210 - P233 - P240 - P241 - P242 - P243
• Hazard Classifications: Flam. Liq. 2
• Storage Class: 3 - Flammable liquids
• wgk_germany: WGK 3
• flash_point_f: -9.4 °F - closed cup
• flash_point_c: -23 °C - closed cup
• ppe: Eyeshields, Faceshields, Gloves, type ABEK (EN14387) respirator filter