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Merck
모든 사진(1)

문서

30740

Sigma-Aldrich

Dehydroacetic acid

≥98.0% (T)

동의어(들):

2-Acetyl-5-hydroxy-3-oxo-4-hexenoic acid δ-lactone

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About This Item

실험식(Hill 표기법):
C8H8O4
CAS Number:
Molecular Weight:
168.15
Beilstein:
6129
EC Number:
MDL number:
UNSPSC 코드:
12352100
PubChem Substance ID:
NACRES:
NA.22

분석

≥98.0% (T)

형태

powder

bp

270 °C (lit.)

mp

111-113 °C (lit.)

SMILES string

CC(=O)C1C(=O)OC(C)=CC1=O

InChI

1S/C8H8O4/c1-4-3-6(10)7(5(2)9)8(11)12-4/h3,7H,1-2H3

InChI key

PGRHXDWITVMQBC-UHFFFAOYSA-N

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관련 카테고리

일반 설명

Dehydroacetic acid is one of the food additives found in red wine and was determined by ultra-fast liquid chromatography-tandem quadrupole mass spectrometry (UFLC-MS/MS).

픽토그램

Exclamation mark

신호어

Warning

유해 및 위험 성명서

예방조치 성명서

Hazard Classifications

Acute Tox. 4 Oral

Storage Class Code

13 - Non Combustible Solids

WGK

WGK 1

Flash Point (°F)

314.6 °F

Flash Point (°C)

157 °C

개인 보호 장비

dust mask type N95 (US), Eyeshields, Faceshields, Gloves


시험 성적서(COA)

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문서 라이브러리 방문

이미 열람한 고객

Ségolène De Vaugelade et al.
Rapid communications in mass spectrometry : RCM, 32(11), 862-870 (2018-03-10)
The present work is devoted to the structural elucidation of by-products issued from the direct ultraviolet-visible (UV-vis) irradiation of dehydroacetic acid (DHA) in solution and in cosmetic emulsion. Analyses were carried out using gas chromatography coupled with ion trap mass
Xiao-Hong Chen et al.
Journal of chromatography. A, 1263, 34-42 (2012-10-10)
A novel and effective dispersive solid-phase extraction (dSPE) procedure with rapid magnetic separation using ethylenediamine-functionalized magnetic polymer as an adsorbent was developed. The new procedure had excellent clean-up ability for the selective removal of the matrix in red wine. An
T Hata et al.
British journal of obstetrics and gynaecology, 105(3), 360-361 (1998-04-09)
We studied the effect of dehydroepiandrosterone sulphate (DHAS) on placental blood flow in 11 women with an uncomplicated pregnancy between 37 and 39 weeks of gestation. Power Doppler enhancement of the placenta was performed before and 60 minutes after the
Yuka Sakaguchi et al.
Journal of applied toxicology : JAT, 28(4), 524-529 (2007-10-18)
Sodium dehydroacetate (DHA-S) is used as a food additive, preservative and antimicrobial agent. Repeated oral administration of DHA-S in rats induced severe hemorrhage in multiple organs and prolongation of blood coagulation factors. To determine the mechanism of hemorrhage, the protective
Yansheng Wang et al.
Journal of food science, 75(6), M383-M388 (2010-08-21)
The peptide mixture from housefly pupae has broad spectrum antimicrobial activity but has not previously been reported as a food preservative. In this study, the preservation effects of a housefly pupae peptide mixture, nisin, and sodium dehydroacetate (DHA-S) on the

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