Haworth projection
E695648
A Haworth projection is a common way of drawing cyclic sugars that represents the three-dimensional arrangement of atoms in a planar ring form.
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
chemical notation
ⓘ
structural formula representation ⓘ |
| appliesTo |
D-fructose
ⓘ
D-glucose ⓘ deoxyribose ⓘ galactose ⓘ lactose ⓘ maltose ⓘ ribose ⓘ sucrose ⓘ |
| assumes | planar ring geometry for depiction ⓘ |
| category |
carbohydrate structural representation
ⓘ
chemical nomenclature and structure representation ⓘ |
| contrastsWith |
Fischer projection
ⓘ
chair conformation representation ⓘ |
| developedIn | early 20th century ⓘ |
| field |
biochemistry
ⓘ
carbohydrate chemistry ⓘ organic chemistry ⓘ |
| hasConvention |
anomeric carbon placed to the right of ring oxygen
ⓘ
heavier line for bonds closer to viewer ⓘ oxygen atom typically placed at upper right of ring ⓘ ring drawn as planar polygon ⓘ substituents drawn above or below ring plane ⓘ |
| namedAfter | Walter Norman Haworth NERFINISHED ⓘ |
| relatedTo |
Fischer–Haworth conversion
NERFINISHED
ⓘ
Newman projection NERFINISHED ⓘ sawhorse projection ⓘ |
| represents |
anomeric configuration of sugars
ⓘ
cyclic hemiacetal forms of sugars ⓘ furanose forms of sugars ⓘ pyranose forms of sugars ⓘ three-dimensional arrangement of atoms in a planar ring form ⓘ |
| shows |
alpha and beta anomers of carbohydrates
ⓘ
configuration at the anomeric carbon ⓘ relative positions of substituents above and below the ring plane ⓘ stereochemistry at chiral centers in the ring ⓘ |
| simplifies |
representation of cyclic structures for teaching
ⓘ
three-dimensional chair conformations ⓘ |
| usedBy |
biochemists
ⓘ
chemists ⓘ students of chemistry ⓘ |
| usedFor |
depicting monosaccharide ring forms
ⓘ
illustrating carbohydrate stereochemistry ⓘ representing cyclic sugars ⓘ |
| usedIn |
biochemistry education
ⓘ
organic chemistry education ⓘ textbook illustrations of carbohydrates ⓘ |
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.