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W348630

Sigma-Aldrich

Ethyl trans-2-butenoate

natural, ≥97%, FG

Synonym(s):

Ethyl crotonate

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About This Item

Linear Formula:
CH3CH=CHCOOC2H5
CAS Number:
623-70-1
FEMA Number:
3486
EC Number:
210-808-7
MDL number:
MFCD00009289
UNSPSC Code:
12164502
PubChem Substance ID:
329830621
Flavis number:
9.248
NACRES:
NA.21

grade

FG
Kosher
natural

reg. compliance

EU Regulation 1334/2008 & 178/2002
FDA 21 CFR 172.515

assay

≥97%

refractive index

n20/D 1.425

application(s)

flavors and fragrances

documentation

see Safety & Documentation for available documents

food allergen

no known allergens

organoleptic

caramel; pungent; rum; sweet

InChI

1S/C6H10O2/c1-3-5-6(7)8-4-2/h3,5H,4H2,1-2H3/b5-3+

InChI key

ZFDIRQKJPRINOQ-HWKANZROSA-N

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Related Categories

pictograms

FlameExclamation mark
GHS02,GHS07

signalword

Danger

hcodes

H225,H319

Hazard Classifications

Eye Irrit. 2 - Flam. Liq. 2

Storage Class

3 - Flammable liquids

wgk_germany

WGK 2

flash_point_f

35.6 °F - closed cup

flash_point_c

2 °C - closed cup

Certificates of Analysis (COA)

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Mengya Wang et al.
Applied microbiology and biotechnology, 102(19), 8511-8524 (2018-08-09)
Persisters represent a small bacterial population that is dormant and that survives under antibiotic treatment without experiencing genetic adaptation. Persisters are also considered one of the major reasons for recalcitrant chronic bacterial infections. Although several mechanisms of persister formation have

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