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Carbohydrates and sugars

alpha-D-Ribose

Also known as alpha-D-ribopyranose, GlyTouCan:G33546ZK, (2S,3R,4R,5R)-oxane-2,3,4,5-tetrol

CAS 7296-59-5Formula C5H10O5Molar mass 150.13 g/mol
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alpha-D-Ribose chemical structure, C5H10O5, CAS 7296-59-5
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
7296-59-5
Formula
C5H10O5
Molar mass
150.13 g/mol
HS code
294000
Category
Carbohydrates and sugars

What is alpha-D-Ribose?

Plain description, key identifiers and synonyms

Alpha-D-ribopyranose is a D-ribopyranose with an alpha-configuration at the anomeric position. It is an enantiomer of an alpha-L-ribopyranose.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
(2S,3R,4R,5R)-oxane-2,3,4,5-tetrol
CAS number
7296-59-5Other or deprecated CAS: 115794-06-4
Molecular formula
C5H10O5
UNII
WP7XMO0E1E
InChIKey
SRBFZHDQGSBBOR-AIHAYLRMSA-N
InChI
InChI=1S/C5H10O5/c6-2-1-10-5(9)4(8)3(2)7/h2-9H,1H2/t2-,3-,4-,5+/m1/s1
Canonical SMILES
OC1COC(O)C(O)C1O
Isomeric SMILES
C1[C@H]([C@H]([C@H]([C@H](O1)O)O)O)O

Synonyms

  • alpha-D-ribopyranose
  • GlyTouCan:G33546ZK
  • (2S,3R,4R,5R)-oxane-2,3,4,5-tetrol
  • alpha-Ribopyranose (9CI)
  • (2S,3R,4R,5R)-Tetrahydro-2H-pyran-2,3,4,5-tetraol
  • I+/--D-Ribose

Physical and chemical properties

Measured values and descriptors computed from the structure

Physical and chemical properties

Measured values, check the supplier specification for your grade

No measured properties are recorded for this substance yet. Ask suppliers for a technical data sheet.

Values vary by grade. Ask suppliers for the COA or TDS of the batch you buy.

Computed descriptors

Calculated from the structure, useful for screening and formulation

Molecular weight
150.13 g/molcalc.
Exact mass
150.0528 Dacalc.
LogP (octanol/water)
-2.58calc.
Topological polar surface area
90.15 Ųcalc.
Hydrogen bond donors
4calc.
Hydrogen bond acceptors
5calc.
Rotatable bonds
0calc.
Heavy atoms
10calc.
Rings
1calc.
Aromatic rings
0calc.
Fraction sp3 carbons
1calc.
Formal charge
0calc.
Stereocentres
4calc.
Lipinski rule of five
Passes (0 violations)calc.

Calculated for screening. Confirm critical figures with the supplier.

Murcko scaffold

The ring system that remains when every side chain is removed

Murcko scaffold of this chemical, C1CCOCC1

C1CCOCC1

1 ring, 6 atoms, the Tetrahydropyran ring system.

12,069 other chemicals share this scaffold

Safety and hazards

GHS classification summary, not a safety data sheet

No GHS hazard classification is recorded for this substance yet. That does not mean it is harmless.

GHS classification summary, not a safety data sheet (SDS). Classifications can differ by supplier, grade and concentration. Always check the supplier's SDS.

alpha-D-Ribose suppliers

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alpha-D-Ribose price

Indicative price range per kg from live supplier offers

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Uses and applications

What the substance is used for, by industry and function

Applications are not documented for this substance yet. Suppliers often describe uses on their product pages, linked in the suppliers list above.

Regulatory status

Inventories, regulations and trade controls that list this substance

No regulatory list memberships are recorded for this substance yet. Always check the rules of the importing and exporting country before trade.

HS code and trade data

Customs classification and reported world trade statistics

Global trade

World import and export statistics for the HS code alpha-D-Ribose is traded under.

HS 2940.00Indicative HS code

Sugar ethers, sugar acetals and sugar esters, and their salts, other than the products of heading 29.37…

World exports in 2024
$1.4B
−5.4% vs 2023, imports $1.42B
2019 to 2024
Top exporters
  1. Germany23.7%
  2. China20.6%
  3. United States11.5%
Top importers
  1. United States14.0%
  2. Japan7.4%
  3. Germany6.1%
Reported customs values in USD, not prices.Full trade data

The HS code shown for alpha-D-Ribose is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.

Frequently asked questions

Quick answers about alpha-D-Ribose, based on the data on this page

What is alpha-D-Ribose?

Alpha-D-ribopyranose is a D-ribopyranose with an alpha-configuration at the anomeric position. It is an enantiomer of an alpha-L-ribopyranose.

What is the CAS number of alpha-D-Ribose?

The CAS registry number of alpha-D-Ribose is 7296-59-5. Other or deprecated CAS numbers: 115794-06-4.

What is the molecular formula and weight of alpha-D-Ribose?

The molecular formula of alpha-D-Ribose is C5H10O5 and its molar mass is 150.13 g/mol.

Is alpha-D-Ribose hazardous?

No GHS hazard classification for alpha-D-Ribose is recorded on CompoundList yet. That does not prove it is safe. Always read the supplier safety data sheet.

What is the HS code of alpha-D-Ribose?

alpha-D-Ribose is usually classified under HS code 294000 (Sugars, chemically pure, other than sucrose, lactose, maltose, glucose and fructose…). This is indicative, confirm it with your customs broker before shipping.

Where can I buy alpha-D-Ribose?

Post a free request on CompoundList and suppliers of alpha-D-Ribose will send you quotes. Your contact details stay private until you accept a quote.

What is the price of alpha-D-Ribose?

Suppliers quote alpha-D-Ribose on request because prices depend on grade, purity, quantity and destination. A free request on CompoundList gets you several quotes to compare.

Guides for buyers

Practical guides that help when you source, ship or handle alpha-D-Ribose

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Data last updated 7 Oct 2026. Details may have changed, please confirm them with the supplier. Report an error on this page
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