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Merck
CN

8.01532

1,4-Butanediol

for synthesis

Synonym(s):

1,4-Butanediol, 1,4-Butylene glycol

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About This Item

Linear Formula:
HO(CH2)4OH
CAS Number:
Molecular Weight:
90.12
UNSPSC Code:
12352104
EC Index Number:
203-786-5
NACRES:
NA.22
MDL number:
Grade:
synthesis grade
Assay:
≥99.0% (GC)
Bp:
228 °C/1013 hPa
Vapor pressure:
<0.1 hPa ( 20 °C)
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Product Name

1,4-Butanediol, for synthesis

SMILES string

OCCCCO

InChI

1S/C4H10O2/c5-3-1-2-4-6/h5-6H,1-4H2

InChI key

WERYXYBDKMZEQL-UHFFFAOYSA-N

grade

synthesis grade

vapor pressure

<0.1 hPa ( 20 °C)

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)

dilution

(for synthesis)

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

Quality Level

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.

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).

pictograms

Exclamation mark

signalword

Warning

Hazard Classifications

Acute Tox. 4 Oral - STOT SE 3

target_organs

Central nervous system

Storage Class

10 - Combustible liquids

wgk

WGK 1

flash_point_f

273.2 °F - closed cup

flash_point_c

134 °C - closed cup


Certificates of Analysis (COA)

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