2-Butyne-1,4-diol for synthesis, Sigma-Aldrich®

Supplier: Merck
Danger

Synonyms: 1,4-Dihydroxy-2-butyne, But-2-yne-1,4-diol

M-Clarity™ quality level = MQ200

8.01537.0100 8.01537.0500 8.01537.9065 8.01537.9030
8.01537.0100EA 27.2 GBP
8.01537.0100 8.01537.0500 8.01537.9065 8.01537.9030
2-Butyne-1,4-diol for synthesis, Sigma-Aldrich®
2-Butyne-1,4-diol
Formula: C₄H₆O₂
MW: 86,09 g/mol
Boiling Pt: 238 °C (1013 hPa)
Melting Pt: 55…58 °C
Density: 1,1001 g/cm³ (20 °C)
Flash Pt: 142 °C
Storage Temperature: Ambient
MDL Number: MFCD00002915
CAS Number: 110-65-6
EINECS: 203-788-6
UN: 2716
ADR: 6.1,III

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Specification Test Results

Solubility 3740 g/l (25 °C)
Melting Point 54 - 57 °C
Molar Mass 86.09 g/mol
Bulk Density 500 kg/m3
Boiling Point 125 - 127 °C (3 hPa)
Vapor Pressure  - 1 hPa (20 °C)
Flash Point 152 °C
Density 1.11 g/cm3 (20 °C)
pH 4 - 7.5 (100 g/l, H2O, 23 °C)
Ignition Point 410 °C
Synonyms 1,4-Dimethoxyacetylene
Hill Formula C4H6O2

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