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H43415

Sigma-Aldrich

4-Hydroxy-6-methyl-2-pyrone

98%

Synonym(s):

3,5-Dihydroxysorbic acid δ-lactone

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About This Item

Empirical Formula (Hill Notation):
C6H6O3
CAS Number:
675-10-5
Molecular Weight:
126.11
Beilstein:
113815
EC Number:
211-619-2
MDL number:
MFCD00006641
UNSPSC Code:
12352100
PubChem Substance ID:
24895638
NACRES:
NA.22

Assay

98%

mp

188-190 °C (dec.) (lit.)

SMILES string

CC1=CC(O)=CC(=O)O1

InChI

1S/C6H6O3/c1-4-2-5(7)3-6(8)9-4/h2-3,7H,1H3

InChI key

NSYSSMYQPLSPOD-UHFFFAOYSA-N

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Pictograms

Exclamation mark
GHS07

Signal Word

Warning

Hazard Statements

H315,H319,H335

Hazard Classifications

Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3

Target Organs

Respiratory system

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificates of Analysis (COA)

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Irreversible inactivation of chicken liver fatty acid synthetase by its substrates acetyl and malonyl CoA. Effect of temperature and NADP n fatty acid and triacetic acid lactone synthesis.
K R Srinivasan et al.
Biochemical and biophysical research communications, 99(3), 920-927 (1981-04-15)
Wenjuan Zha et al.
Journal of the American Chemical Society, 126(14), 4534-4535 (2004-04-09)
Metabolic pathway engineering is a powerful tool to synthesize structurally diverse and complex chemicals via genetic manipulation of multistep catalytic systems involved in cell metabolism. Here, we report the rational design of a fatty acid biosynthetic pathway, Brevibacterium ammoniagenes fatty
Dongming Xie et al.
Biotechnology and bioengineering, 93(4), 727-736 (2005-10-26)
Native g2ps1-encoded 2-pyrone synthase (2-PS) from Gerbera hybrida, a mutant Brevibacterium ammoniagenes fatty acid synthase B (FAS-B) and two different mutants of Penicillium patulum 6-methylsalycilic acid synthase (6-MSAS) are examined to identify the best enzyme to recruit for the microbial
J B Spencer et al.
The Biochemical journal, 288 ( Pt 3), 839-846 (1992-12-15)
6-Methylsalicylic acid synthase has been isolated in homogeneous form from Penicillium patulum grown in liquid culture from a spore inoculum. The enzyme is highly susceptible to proteolytic degradation in vivo and in vitro, but may be stabilized during purification by
Synthesis of acetoacetyl-CoA by bovine mammary fatty acid synthase.
S Ghayourmanesh et al.
FEBS letters, 132(2), 231-234 (1981-09-28)
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