30740
脱氢乙酸
≥98.0% (T)
别名:
3-乙酰基-6-甲基-2,4-吡喃二酮
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关于此项目
经验公式（希尔记法）:
C8H8O4
化学文摘社编号:
分子量:
168.15
EC Number:
208-293-9
UNSPSC Code:
12352100
NACRES:
NA.22
PubChem Substance ID:
Beilstein/REAXYS Number:
6129
MDL number:
产品名称
脱氢乙酸, ≥98.0% (T)
Quality Level
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
assay
≥98.0% (T)
form
powder
bp
270 °C (lit.)
mp
111-113 °C (lit.)
functional group
ester
ketone
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General description
脱氢乙酸是红葡萄酒中的一种食品添加剂，其可通过超快速液相色谱-串联四极杆质谱（UFLC-MS/MS）进行测定。
signalword
Warning
hcodes
Hazard Classifications
Acute Tox. 4 Oral
存储类别
13 - Non Combustible Solids
wgk
WGK 1
flash_point_f
314.6 °F
flash_point_c
157 °C
ppe
dust mask type N95 (US), Eyeshields, Faceshields, Gloves
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Journal of chromatography. A, 1263, 34-42 (2012-10-10)
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Rapid communications in mass spectrometry : RCM, 32(11), 862-870 (2018-03-10)
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Advances in therapy, 21(3), 197-201 (2004-10-29)
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Shokuhin eiseigaku zasshi. Journal of the Food Hygienic Society of Japan, 48(3), 58-63 (2007-07-31)
A simple and rapid HPLC method was developed for the simultaneous determination of nine kinds of preservatives, benzoic acid (BA), sorbic acid (SOA), dehydroacetic acid (DHA), methyl p-hydroxybenzoate (PHBA-Me), ethyl p-hydroxybenzoate (PHBA-Et), isopropyl p-hydroxybenzoate (PHBA-isoPu), propyl p-hydroxybenzoate (PHBA-Pu), isobutyl p-hydroxybenzoate
Yumei Zhang et al.
Food additives & contaminants. Part A, Chemistry, analysis, control, exposure & risk assessment, 29(6), 918-924 (2012-03-08)
A high-performance liquid chromatography (HPLC) method was developed to determine dehydroacetic acid (DHA) residues in chicken muscle, liver and kidney. DHA was extracted using acetonitrile, and clean-up performed using a strong anion exchange (PAX) SPE column. The cleaned-up samples were
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