Chemically, Ribose is a single-ring 5-carbon (pentose) sugar. Ribose is an essential component of ribonucleic acid (RNA). It can exist in D and L form (see fig). D-ribose is a naturally occurring form which is present in RNA. L-ribose is a synthetic ribose.
| Properties | D-(−)-Ribose | L-(+)-Ribose |
| Molecular formula | C5H10O5 | C5H10O5 |
| Molecular Weight | 150.13 | 150.13 |
| CAS Number | 50-69-1 | 24259-59-4 |
| Beilstein/REAXYS Number | 1723081 | 1723084 |
| PubChem Substance ID | 24899349 | 24899368 |
| NACRES | NA.25 | NA.25 |
SUPPLIERS
From Sigma
Specification: D-(−)-Ribose, 98%
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From Sigma
Specification: D-(−)-Ribose, ≥99%
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From Sigma
Specification: L-(+)-Ribose
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REFERENCES
Banfalvi et al., 2020. Ribose Selected as Precursor to Life. DNA Cell Biol. 39 (2), 177-186. PMID-31804855; Full-Text Link: liebertpub (download PDF)
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