8.01532

1,4-Butanediol

for synthesis

• Synonym(s): 1,4-Butanediol, 1,4-Butylene glycol
• Linear Formula: HO(CH₂)₄OH
• CAS Number: 110-63-4
• Molecular Weight: 90.12
• MDL number: MFCD00002968
• UNSPSC Code: 12352104
• EC Index Number: 203-786-5
• NACRES: NA.22

Properties

• vapor pressure: <0.1 hPa ( 20 °C)
• Quality Level: 200
• Assay: ≥99.0% (GC)
• autoignition temp.: 385 °C
• potency: 1525 mg/kg LD₅₀, oral (Rat); >2000 mg/kg LD₅₀, skin (Rabbit)
• expl. lim.: 1.95-18.3 % (v/v)
• pH: 7-8 (20 °C, 500 g/L in H₂O)
• kinematic viscosity: 83.2 cSt(20 °C)
• bp: 228 °C/1013 hPa
• mp: 19.5-20.0 °C
• transition temp: flash point 115 °C
• density: 1.02 g/cm³ at 20 °C
• storage temp.: 2-30°C
• InChI: 1S/C4H10O2/c5-3-1-2-4-6/h5-6H,1-4H2
• InChI key: WERYXYBDKMZEQL-UHFFFAOYSA-N

Description

Application

• Non-Isocyanate Route Synthesis of Polyester Polyureas: Investigation into the synthesis of polyester polyureas through a non-isocyanate route using 1,4-Butanediol, focusing on developing polymers with combined properties for industrial and environmental applications (Zheng L et al., 2024).

Analysis Note

Assay (GC, area%): ≥ 99.0 % (a/a)
Density (d 20 °C/ 4 °C): 1.015 - 1.016
Water (K. F.): ≤ 0.30 %
Identity (IR): passes test
Due to its specific melting range the product may be solid, liquid, a solidified melt or a supercooled melt.

Safety Information

• Pictograms: GHS07
• Signal Word: Warning
• Hazard Statements: H302 - H336
• Precautionary Statements: P261 - P264 - P270 - P271 - P301 + P312 - P304 + P340 + P312
• Hazard Classifications: Acute Tox. 4 Oral - STOT SE 3
• Target Organs: Central nervous system
• Storage Class Code: 10 - Combustible liquids
• WGK: WGK 1
• Flash Point(F): 273.2 °F - closed cup
• Flash Point(C): 134 °C - closed cup