1,2:3,4:5,6-tri-O-isopropylidene-D-mannitol

Also known as: (4R,4'R,4''R,5'R)-2,2,2',2',2'',2''-Hexamethyl-4,4':5',4''-ter(1,3-dioxolane), (4R,5R)-4,5-bis[(4R)-2,2-Dimethyl-1,3-dioxolan-4-yl]-2,2-dimethyl-1,3-dioxolane, 2,2,2',2',2'',2''-Hexamethyl-4,4':5',4''-ter-1,3-dioxolane, 1,2,3:4,5,6-O-Triisopropylidene-D-mannitol, mannitol triacetonide, D-Mannitol, 1,2:3,4:5,6-tris-O-(1-methylethylidene)-, O1,O2,O3,O4,O5,O6-triisopropylidene-D-mannitol

1,2:3,4:5,6-tri-O-isopropylidene-D-mannitol (CAS 3969-59-3) is a compound in the Solvents category listed in the Jingsj chemical database. It has the molecular formula C15H26O6 and a molecular weight of 302.36300 g/mol. Key properties include a boiling point of 342.8ºC at 760 mmHg, a density of 1.099 g/cm3 and a flash point of 132.2ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 3969-59-3
Jingsj CID: J-1505111-3
Molecular Formula: C₁₅H₂₆O₆
Molecular Weight: 302.36300 g/mol
Category: Solvents
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	342.8ºC at 760 mmHg
Density	1.099 g/cm3
Flash Point	132.2ºC
Exact Mass	302.17300
PSA	55.38000
LogP	1.80950
Refractive Index	1.459

Frequently Asked Questions

What is the CAS number of 1,2:3,4:5,6-tri-O-isopropylidene-D-mannitol?

The CAS number of 1,2:3,4:5,6-tri-O-isopropylidene-D-mannitol is 3969-59-3.

What are the molecular formula and molecular weight of 1,2:3,4:5,6-tri-O-isopropylidene-D-mannitol?

1,2:3,4:5,6-tri-O-isopropylidene-D-mannitol has molecular formula C15H26O6 and molecular weight 302.36300 g/mol.

What are the upstream and downstream products of 1,2:3,4:5,6-tri-O-isopropylidene-D-mannitol?

For 1,2:3,4:5,6-tri-O-isopropylidene-D-mannitol, Downstream Products: 3,4-O-Isopropylidene-D-mannitol, (+)-1,4-Di-O-tosyl-2,3-O-isopropylidene-D-threitol, Aliskiren.

Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.

Last updated: 8/21/2026

How to cite: Jingsj. "1,2:3,4:5,6-tri-O-isopropylidene-D-mannitol (CAS 3969-59-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1505111-3 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.