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Hemiacetal

hemiacetal ( ¦hemē′asə′tal ) ( organic chemistry ) A class of compounds that have the grouping &uldlbnd;C(OH)(OR) and that result from the.

Hemiacetal is described in multiple online sources, as addition to our editors' articles, see section below for printable documents, Hemiacetal books and related discussion.

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Trifluoroacetaldehyde ethyl hemiacetal CAS No. 433-27-2
Trifluoroacetaldehyde ethyl hemiacetal is used as an intermediate in the production of various fluorinated chemicals. Proposed Specifications.
Trifluoroacetaldehyde methyl hemiacetal CAS No. 431-46-9
GLUCOSE HEMI-ACETAL & ACETAL (GLYOSIDE) FORMATION
the term pyranose means a six-membered sugar ring (hemiacetal or acetal - see below). • the term furanose means a five-membered ring.
H+ Cyclic hemiacetal H Predict the product Cyclic hemiacetal Which
C. D none. Which one is the enantiomer of the first compound?
CHEM 203 Topics Discussed on Dec. 3 Hemiacetals and hemiketals

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SUGAR-MODIFIED DERIVATIVES OF CYTOSTATIC 6-(HET)ARYL-7-DEAZAPURINE NUCLEOSIDES
we attempted the reduction of more hydrophobic lactone 7 by the treatment with sodium borohydride in THF/MeOH mixture, but desired diol 5 was isolated in less then 35% yields whereas overreduction of hemiacetal 5 was prevalent.

Suggested Web Resources

Hemiacetal - Wikipedia, the free encyclopedia
Hemiacetals and hemiketals are compounds that are derived from aldehydes and ketones respectively. The Greek word hèmi means half.
Synthesis of Hemiacetals
Hemiacetal, Hemiketal, and Acetal Functional Groups: In the simplest form, the hemiacetal is really the combination of two functional groups.
Hemiacetals, Acetals and the Aldol Reaction
To the Hemiacetal: Identifying Lewis Acids and Lewis Bases: Order of Steps groups of aldehydes and ketones to produce compounds called hemiacetals.
Nucleophilic substitution at the carbonyl group - Hemiacetal formation
Acetal Mechanism
The one we predicted is called a hemiacetal.

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