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Carbohydrates and sugars

Rehmannioside C

Also known as Rhmannioside C, (1S,4aR,5R,7S,7aS)-1-(beta-D-Glucopyranosyloxy)-1,4a,5,6,7,7a-hexahydro-5-hydroxy-7-methylcyclopenta[c]pyran-7-yl alpha-D-galactopyranoside, (1S,4aR,5R,7S,7aS)-1-(|A-D-Glucopyranosyloxy)-1,4a,5,6,7,7a-hexahydro-5-hydroxy-7-methylcyclopenta[c]pyran-7-yl |A-D-galactopyranoside

CAS 81720-07-2Formula C21H34O14Molar mass 510.49 g/mol
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Rehmannioside C chemical structure, C21H34O14, CAS 81720-07-2
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
81720-07-2
Formula
C21H34O14
Molar mass
510.49 g/mol
HS code
294000
Category
Carbohydrates and sugars

What is Rehmannioside C?

Plain description, key identifiers and synonyms

Rehmannioside C has been reported in Rehmannia glutinosa.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
(2S,3R,4S,5S,6R)-2-[[(1S,4aR,5R,7S,7aS)-5-hydroxy-7-methyl-7-[(2R,3R,4S,5R,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy-4a,5,6,7a-tetrahydro-1H-cyclopenta[c]pyran-1-yl]oxy]-6-(hydroxymethyl)oxane-3,4,5-triol
CAS number
81720-07-2
Molecular formula
C21H34O14
InChIKey
MITBZAODGSBUIS-YSCABPIUSA-N
InChI
InChI=1S/C21H34O14/c1-21(35-20-17(30)15(28)13(26)10(6-23)33-20)4-8(24)7-2-3-31-18(11(7)21)34-19-16(29)14(27)12(25)9(5-22)32-19/h2-3,7-20,22-30H,4-6H2,1H3/t7-,8+,9+,10+,11+,12+,13-,14-,15-,16+,17+,18-,19-,20+,21-/m0/s1
Canonical SMILES
CC1(OC2OC(CO)C(O)C(O)C2O)CC(O)C2C=COC(OC3OC(CO)C(O)C(O)C3O)C21
Isomeric SMILES
C[C@@]1(C[C@H]([C@H]2[C@@H]1[C@@H](OC=C2)O[C@H]3[C@@H]([C@H]([C@@H]([C@H](O3)CO)O)O)O)O)O[C@@H]4[C@@H]([C@H]([C@H]([C@H](O4)CO)O)O)O

Synonyms

  • Rhmannioside C
  • (1S,4aR,5R,7S,7aS)-1-(beta-D-Glucopyranosyloxy)-1,4a,5,6,7,7a-hexahydro-5-hydroxy-7-methylcyclopenta[c]pyran-7-yl alpha-D-galactopyranoside
  • (1S,4aR,5R,7S,7aS)-1-(|A-D-Glucopyranosyloxy)-1,4a,5,6,7,7a-hexahydro-5-hydroxy-7-methylcyclopenta[c]pyran-7-yl |A-D-galactopyranoside

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
510.49 g/molcalc.
Exact mass
510.1949 Dacalc.
LogP (octanol/water)
-4.75calc.
Topological polar surface area
228.2 Ųcalc.
Hydrogen bond donors
9calc.
Hydrogen bond acceptors
14calc.
Rotatable bonds
6calc.
Heavy atoms
35calc.
Rings
4calc.
Aromatic rings
0calc.
Fraction sp3 carbons
0.91calc.
Formal charge
0calc.
Stereocentres
15calc.
Lipinski rule of five
Fails (3 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, C1=CC2CCC(OC3CCCCO3)C2C(OC2CCCCO2)O1

C1=CC2CCC(OC3CCCCO3)C2C(OC2CCCCO2)O1

4 rings, 23 atoms.

No other chemical in our database has 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.

Rehmannioside C suppliers

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Rehmannioside C 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 Rehmannioside C 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 Rehmannioside C is indicative (it was assigned by structure rules). Confirm the classification with your customs broker before shipping.

Frequently asked questions

Quick answers about Rehmannioside C, based on the data on this page

What is Rehmannioside C?

Rehmannioside C has been reported in Rehmannia glutinosa.

What is the CAS number of Rehmannioside C?

The CAS registry number of Rehmannioside C is 81720-07-2.

What is the molecular formula and weight of Rehmannioside C?

The molecular formula of Rehmannioside C is C21H34O14 and its molar mass is 510.49 g/mol.

Is Rehmannioside C hazardous?

No GHS hazard classification for Rehmannioside C 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 Rehmannioside C?

Rehmannioside C 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 Rehmannioside C?

Post a free request on CompoundList and suppliers of Rehmannioside C will send you quotes. Your contact details stay private until you accept a quote.

What is the price of Rehmannioside C?

Suppliers quote Rehmannioside C 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 Rehmannioside C

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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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