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Crotonic acid

Name: Crotonic acid
Brand: MM
Price: 1170 CZK

for synthesis

Synonym(s):

Crotonic acid, β-Methylacrylic acid, 2-Butenoic acid

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Size/SKU	Availability	Price
100 g	Please contact Customer Service for Availability	CZK 1,170.00
1 kg	Please contact Customer Service for Availability	CZK 2,780.00

About This Item

Linear Formula:

CH₃CH=CHCOOH

CAS Number:

107-93-7

Molecular Weight:

86.09

UNSPSC Code:

12352106

EC Index Number:

203-533-9

NACRES:

NA.22

MDL number:

MFCD00002701

Assay:

≥99.0% (GC)

Form:

crystals

CZK 1,170.00

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Properties

vapor pressure

0.25 hPa ( 20 °C)

Quality Segment

200

assay

≥99.0% (GC)

form

crystals

autoignition temp.

500 °C

potency

1000 mg/kg LD₅₀, oral (Rat), 600 mg/kg LD₅₀, skin (Rabbit)

pH

3 (20 °C, 10 g/L in H₂O)

bp

185.0-199.5 °C/1013 hPa

mp

70-73 °C

transition temp

flash point 90 °C

density

1.02 g/cm³ at 20 °C

bulk density

543 kg/m³

storage temp.

2-30°C

SMILES string

OC(=O)\C=C\C

InChI

1S/C4H6O2/c1-2-3-4(5)6/h2-3H,1H3,(H,5,6)/b3-2+

InChI key

LDHQCZJRKDOVOX-NSCUHMNNSA-N

Description

Analysis Note

Assay (GC, area%): ≥ 99.0 % (a/a)
Melting range (lower value): ≥ 70 °C
Melting range (upper value): ≤ 73 °C
Identity (IR): passes test

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Show Differences

1 of 1

This Item	8.22002	8.20351	8.02668
Sigma-Aldrich 8.02650 Crotonic acid	Sigma-Aldrich 8.22002 Crotonic anhydride	Sigma-Aldrich 8.20351 Crotonoyl chloride	Sigma-Aldrich 8.02668 Ethyl crotonate
assay ≥99.0% (GC)	assay -	assay ≥95.0% (GC)	assay ≥98.0% (GC)
Quality Level 200	Quality Level 200	Quality Level 200	Quality Level 200
storage temp. 2-30°C	storage temp. 2-30°C	storage temp. 2-30°C	storage temp. 2-30°C
bp 185.0-199.5 °C/1013 hPa	bp 250 °C	bp -	bp 138-140 °C/1013 hPa
form crystals	form liquid	form liquid	form liquid
density 1.02 g/cm³ at 20 °C	density 1.04 g/cm³ at 20 °C	density 1.09 g/cm³ at 20 °C	density 0.92 g/cm³ at 20 °C

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pictograms

GHS05

signalword

Danger

hcodes

H318

pcodes

P280 - P305 + P351 + P338

Hazard Classifications

Eye Dam. 1

Storage Class

8A - Combustible, corrosive hazardous materials

wgk

WGK 2

flash_point_f

190.4 °F - closed cup

flash_point_c

88 °C - closed cup

Certificates of Analysis (COA)

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