68570

3-Methyl-1-pentyn-3-ol

purum, ≥98.0% (GC)

• Synonym(s): Ethyl ethynyl methyl carbinol, Meparfynol
• Linear Formula: CH≡CC(OH)(CH₃)CH₂CH₃
• CAS Number: 77-75-8
• Molecular Weight: 98.14
• Beilstein/REAXYS Number: 969340
• EC Number: 201-055-5
• MDL number: MFCD00004479
• UNSPSC Code: 12352100
• PubChem Substance ID: 24885845

Properties

• vapor density: 3 (vs air)
• vapor pressure: 6.5 mmHg ( 20 °C)
• grade: purum
• assay: ≥98.0% (GC)
• refractive index: n20/D 1.431 (lit.); n20/D 1.431
• bp: 121-122 °C (lit.)
• density: 0.866 g/mL at 25 °C (lit.)
• SMILES string: CCC(C)(O)C#C
• InChI: 1S/C6H10O/c1-4-6(3,7)5-2/h1,7H,5H2,2-3H3
• InChI key: QXLPXWSKPNOQLE-UHFFFAOYSA-N

Safety Information

• pictograms: GHS02,GHS05,GHS07
• signalword: Danger
• hcodes: H226,H302,H318,H412
• pcodes: P210 - P233 - P273 - P280 - P301 + P312 - P305 + P351 + P338
• Hazard Classifications: Acute Tox. 4 Oral - Aquatic Chronic 3 - Eye Dam. 1 - Flam. Liq. 3
• Storage Class: 3 - Flammable liquids
• wgk_germany: WGK 2
• flash_point_f: 82.4 °F - closed cup
• flash_point_c: 28 °C - closed cup
• ppe: Eyeshields, Faceshields, Gloves, type ABEK (EN14387) respirator filter