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MilliporeSigma

18930

Sigma-Aldrich

1,2-Butanediol

purum, ≥98.0% (GC)

1,2-Butanediol

Synonym(s):

1,2-Butylene glycol

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250 ML
$50.80
1 L
$171.00

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Estimated to ship onJuly 14, 2025Details

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250 ML
$50.80
1 L
$171.00

About This Item

Linear Formula:
CH3CH2CH(OH)CH2OH
CAS Number:
584-03-2
Molecular Weight:
90.12
Beilstein/REAXYS Number:
969169
EC Number:
209-527-2
MDL number:
MFCD00004570
UNSPSC Code:
12352100
eCl@ss:
39020504
PubChem Substance ID:
329751758
NACRES:
NA.22

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grade

purum

Quality Level

200

assay

≥98.0% (GC)

refractive index

n20/D 1.438 (lit.)
n20/D 1.438

bp

191-192 °C/747 mmHg (lit.)

density

1.006 g/mL at 25 °C (lit.)

functional group

hydroxyl

SMILES string

CCC(O)CO

InChI

1S/C4H10O2/c1-2-4(6)3-5/h4-6H,2-3H2,1H3

InChI key

BMRWNKZVCUKKSR-UHFFFAOYSA-N

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1 of 4

This Item
B84904177652493732
1,2-Butanediol purum, ≥98.0% (GC)

18930

1,2-Butanediol

2,3-Butanediol 98%

B84904

2,3-Butanediol

1,2-Butanediol 98%

177652

1,2-Butanediol

1,4-Butanediol ReagentPlus®, 99%

493732

1,4-Butanediol

assay

≥98.0% (GC)

assay

98%

assay

98%

assay

99%

Quality Level

200

Quality Level

200

Quality Level

100

Quality Level

200

density

1.006 g/mL at 25 °C (lit.)

density

1.002 g/mL at 20 °C (lit.)

density

1.006 g/mL at 25 °C (lit.)

density

1.017 g/mL at 25 °C (lit.)

bp

191-192 °C/747 mmHg (lit.)

bp

183-184 °C (lit.)

bp

191-192 °C/747 mmHg (lit.)

bp

230 °C (lit.)

refractive index

n20/D 1.438 (lit.)

refractive index

n20/D 1.433 (lit.)

refractive index

n20/D 1.438 (lit.)

refractive index

n20/D 1.445 (lit.)

grade

purum

grade

-

grade

-

grade

-

Application

1,2-Butanediol has been used:
  • to investigate dilatometric measurements of excess molar volumes and excess partial molar volumes for binary mixtures of N,N-dimethylformamide with 1,2-alkanediols[1]
  • in the preparation of 1,2-diolates of titanium by reaction with titanium (IV) isopropoxide or titanium (IV) chloride[2]

pictograms

Exclamation mark
GHS07

signalword

Warning

hcodes

H319

Hazard Classifications

Eye Irrit. 2

Storage Class

10 - Combustible liquids

wgk_germany

WGK 2

flash_point_f

200.1 °F - closed cup

flash_point_c

93.4 °C - closed cup

ppe

Eyeshields, Gloves

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Certificates of Analysis (COA)

Lot/Batch Number
BCCN2849
BCCL7005
BCCM2706
BCCM5730
BCCK4554

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