2,6-Di-O-methyl-β-cyclodextrin
Also known as: Heptakis(2,6-di-O-methyl)-β-cyclodextrin, Dimethyl-β-cyclodextrin, Dimethyl-beta-cyclodextrin, MFCD00011616
2,6-Di-O-methyl-β-cyclodextrin (CAS 51166-71-3) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C56H98O35 and a molecular weight of 1331.356 g/mol. Key properties include a melting point of 298 - 310ºC, a boiling point of 1203.6±65.0 °C at 760 mmHg, a density of 1.4±0.1 g/cm3 and a flash point of 681.7±34.3 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 51166-71-3
- Jingsj CID
- J-35354-8
- Molecular Formula
- C56H98O35
- Molecular Weight
- 1331.356 g/mol
- Category
- Organic Compounds
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 298 - 310ºC |
|---|---|
| Boiling Point | 1203.6±65.0 °C at 760 mmHg |
| Density | 1.4±0.1 g/cm3 |
| Flash Point | 681.7±34.3 °C |
| Exact Mass | 1330.588867 |
| PSA | 400.05000 |
| LogP | 6.96 |
| Vapor Pressure | 0.0±0.6 mmHg at 25°C |
| Refractive Index | 1.553 |
| Additional Property | H2O: soluble |
Frequently Asked Questions
What is the CAS number of 2,6-Di-O-methyl-β-cyclodextrin?
The CAS number of 2,6-Di-O-methyl-β-cyclodextrin is 51166-71-3.
What are the molecular formula and molecular weight of 2,6-Di-O-methyl-β-cyclodextrin?
2,6-Di-O-methyl-β-cyclodextrin has molecular formula C56H98O35 and molecular weight 1331.356 g/mol.
What are the upstream and downstream products of 2,6-Di-O-methyl-β-cyclodextrin?
For 2,6-Di-O-methyl-β-cyclodextrin, Upstream Products: Dimethyl sulfate, beta-Cyclodextrin, gamma-Cyclodextrin.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "2,6-Di-O-methyl-β-cyclodextrin (CAS 51166-71-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-35354-8 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.