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Carbohydrates and sugars

Carboxymethyl beta-cyclodextrin

Also known as Carboxymethyl-beta-cyclodextrin, CM- beta-CD, Carboxymethyl-?-Cyclodextrin

CAS 218269-34-2Formula C56H84O49Molar mass 1,541.24 g/mol
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Carboxymethyl beta-cyclodextrin chemical structure, C56H84O49, CAS 218269-34-2
2D chemical structure

Key facts

What buyers check first

All properties
CAS number
218269-34-2
Formula
C56H84O49
Molar mass
1,541.24 g/mol
HS code
293299
Category
Carbohydrates and sugars

What is Carboxymethyl beta-cyclodextrin?

Plain description, key identifiers and synonyms

Carboxymethyl beta-cyclodextrin is a chemical substance with the molecular formula C56H84O49 and a molar mass of 1,541.24 g/mol. Its CAS registry number is 218269-34-2. The IUPAC name is 2-[[(1R,3R,5R,6S,8R,10R,11S,13R,15R,16S,18R,20R,21R,23R,25R,26R,28R,30R,31R,33R,35R,36R,37R,38R,39R,40R,41R,42R,43R,44R,45R,46R,47R,48R,49R)-36,38,40,42-tetrakis(carboxymethoxy)-10,15-bis(carboxymethoxymethyl)-37,39,41,43,44,45,46,47,48,49-decahydroxy-20,25,30,35-tetrakis(hydroxymethyl)-2,4,7,9,12,14,17,19,22,24,27,29,32,34-tetradecaoxaoctacyclo[31.2.2.23,6.28,11.213,16.218,21.223,26.228,31]nonatetracontan-5-yl]methoxy]acetic acid.

Identifiers

Registry numbers, names and line notations, tap to copy

IUPAC name
2-[[(1R,3R,5R,6S,8R,10R,11S,13R,15R,16S,18R,20R,21R,23R,25R,26R,28R,30R,31R,33R,35R,36R,37R,38R,39R,40R,41R,42R,43R,44R,45R,46R,47R,48R,49R)-36,38,40,42-tetrakis(carboxymethoxy)-10,15-bis(carboxymethoxymethyl)-37,39,41,43,44,45,46,47,48,49-decahydroxy-20,25,30,35-tetrakis(hydroxymethyl)-2,4,7,9,12,14,17,19,22,24,27,29,32,34-tetradecaoxaoctacyclo[31.2.2.23,6.28,11.213,16.218,21.223,26.228,31]nonatetracontan-5-yl]methoxy]acetic acid
CAS number
218269-34-2
Molecular formula
C56H84O49
MDL number
MFCD00285608, MFCD30534340
InChIKey
CUJVBAPGYBSBHJ-YWBSARSQSA-N
InChI
InChI=1S/C56H84O49/c57-1-15-42-47(89-12-26(69)70)36(82)54(93-15)104-44-17(3-59)95-56(38(84)49(44)91-14-28(73)74)105-45-18(4-60)94-55(37(83)48(45)90-13-27(71)72)103-43-16(2-58)92-53(35(81)46(43)88-11-25(67)68)101-41-21(7-87-10-24(65)66)97-51(33(79)30(41)76)99-39-19(5-85-8-22(61)62)96-50(32(78)29(39)75)100-40-20(6-86-9-23(63)64)98-52(102-42)34(80)31(40)77/h15-21,29-60,75-84H,1-14H2,(H,61,62)(H,63,64)(H,65,66)(H,67,68)(H,69,70)(H,71,72)(H,73,74)/t15-,16-,17-,18-,19-,20-,21-,29-,30-,31-,32-,33-,34-,35-,36-,37-,38-,39-,40-,41-,42-,43-,44-,45-,46-,47-,48-,49-,50-,51-,52-,53-,54-,55-,56-/m1/s1
Canonical SMILES
O=C(O)COCC1OC2OC3C(COCC(=O)O)OC(OC4C(CO)OC(OC5C(CO)OC(OC6C(CO)OC(OC7C(CO)OC(OC8C(COCC(=O)O)OC(OC1C(O)C2O)C(O)C8O)C(O)C7OCC(=O)O)C(O)C6OCC(=O)O)C(O)C5OCC(=O)O)C(O)C4OCC(=O)O)C(O)C3O
Isomeric SMILES
C([C@@H]1[C@@H]2[C@@H]([C@H]([C@H](O1)O[C@@H]3[C@H](O[C@@H]([C@@H]([C@H]3OCC(=O)O)O)O[C@@H]4[C@H](O[C@@H]([C@@H]([C@H]4OCC(=O)O)O)O[C@@H]5[C@H](O[C@@H]([C@@H]([C@H]5OCC(=O)O)O)O[C@@H]6[C@H](O[C@@H]([C@@H]([C@H]6O)O)O[C@@H]7[C@H](O[C@@H]([C@@H]([C@H]7O)O)O[C@@H]8[C@H](O[C@H](O2)[C@@H]([C@H]8O)O)COCC(=O)O)COCC(=O)O)COCC(=O)O)CO)CO)CO)O)OCC(=O)O)O

Synonyms

  • Carboxymethyl-beta-cyclodextrin
  • CM- beta-CD
  • Carboxymethyl-?-Cyclodextrin
  • Carboxymethyl-ss-Cyclodextrin
  • Carboxymethyl-beta-cyclodextri
  • Carboxymethyl-|A-Cyclodextrin
  • Carboxymethyl-|_-Cyclodextrin
  • Carboxymethyl beta cartodextrin
  • carboxymethylated-beta-cyclodextrin
  • Carboxymethyl-|A-cyclodextrin, 99%
  • CARBOXYMETHYL-| cent-CYCLODEXTRIN
  • Carboxymethyl-beta-cyclodextrin sodium salt
  • 3A,3B,3C,3D,6E,6F,6G-Heptakis-O-(carboxymethyl)-beta-cyclodextrin
  • beta-Cyclodextrin, 3A,3B,3C,3D,6E,6F,6G-heptakis-O-(carboxymethyl)-

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
1,541.24 g/molcalc.
Exact mass
1,540.4081 Dacalc.
LogP (octanol/water)
-14.47calc.
Topological polar surface area
738.2 Ųcalc.
Hydrogen bond donors
21calc.
Hydrogen bond acceptors
42calc.
Rotatable bonds
28calc.
Heavy atoms
105calc.
Rings
21calc.
Aromatic rings
0calc.
Fraction sp3 carbons
0.88calc.
Formal charge
0calc.
Stereocentres
35calc.
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, C1CC2OCC1OC1CCC(CO1)OC1CCC(CO1)OC1CCC(CO1)OC1CCC(CO1)OC1CCC(CO1)OC1CCC(CO1)O2

C1CC2OCC1OC1CCC(CO1)OC1CCC(CO1)OC1CCC(CO1)OC1CCC(CO1)OC1CCC(CO1)OC1CCC(CO1)O2

21 rings, 49 atoms.

146 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.

Carboxymethyl beta-cyclodextrin suppliers

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Where suppliers are based

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Carboxymethyl beta-cyclodextrin price

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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 Carboxymethyl beta-cyclodextrin is traded under.

HS 2932.99Indicative HS code

Heterocyclic compounds with oxygen hetero-atom(s) only, other

World exports in 2024
$3.81B
+10.3% vs 2023, imports $7.05B
2019 to 2024
Top exporters
  1. China28.9%
  2. Switzerland * partner reported12.7%
  3. Germany7.8%
Top importers
  1. United States49.7%
  2. China11.9%
  3. India * partner reported3.3%

* Partner reported figures, a lower bound.

Reported customs values in USD, not prices.Full trade data

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

Frequently asked questions

Quick answers about Carboxymethyl beta-cyclodextrin, based on the data on this page

What is Carboxymethyl beta-cyclodextrin?

Carboxymethyl beta-cyclodextrin is a chemical substance with the molecular formula C56H84O49 and a molar mass of 1,541.24 g/mol. Its CAS registry number is 218269-34-2.

What is the CAS number of Carboxymethyl beta-cyclodextrin?

The CAS registry number of Carboxymethyl beta-cyclodextrin is 218269-34-2.

What is the molecular formula and weight of Carboxymethyl beta-cyclodextrin?

The molecular formula of Carboxymethyl beta-cyclodextrin is C56H84O49 and its molar mass is 1,541.24 g/mol.

Is Carboxymethyl beta-cyclodextrin hazardous?

No GHS hazard classification for Carboxymethyl beta-cyclodextrin 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 Carboxymethyl beta-cyclodextrin?

Carboxymethyl beta-cyclodextrin is usually classified under HS code 293299 (Heterocyclic compounds with oxygen hetero-atom(s) only, other). This is indicative, confirm it with your customs broker before shipping.

Where can I buy Carboxymethyl beta-cyclodextrin?

CompoundList lists 4 suppliers of Carboxymethyl beta-cyclodextrin in China. Send one free request to get and compare quotes. Your contact details stay private until you accept a quote.

What is the price of Carboxymethyl beta-cyclodextrin?

Suppliers quote Carboxymethyl beta-cyclodextrin 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

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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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