Spiro[oxirane-2,6a(2)-[3aH,6H-5a,9b]propano[5H]furo[2,3-c][2]benzopyran]-12a(2)-ol, 2a(2)-(3-furanyl)hexahydro-10a(2)-methyl-, [2a(2)S-(2a(2)I+/-,3a(2)aI+/-,5a(2)aI+/-,6a(2)I(2),9a(2)aI+/-,9a(2)bI+/-,10a(2)S*,12a(2)R*)]-

Spiro[oxirane-2,6a(2)-[3aH,6H-5a,9b]propano[5H]furo[2,3-c][2]benzopyran]-12a(2)-ol, 2a(2)-(3-furanyl)hexahydro-10a(2)-methyl-, [2a(2)S-(2a(2)I+/-,3a(2)aI+/-,5a(2)aI+/-,6a(2)I(2),9a(2)aI+/-,9a(2)bI+/-,10a(2)S*,12a(2)R*)]- (CAS 126778-81-2) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C20H26O5 and a molecular weight of 346.4 g/mol. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
126778-81-2
Jingsj CID
J-1116703-9
Molecular Formula
C20H26O5
Molecular Weight
346.4 g/mol
Category
Organic Compounds
Last updated
8/21/2026

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Frequently Asked Questions

What is the CAS number of Spiro[oxirane-2,6a(2)-[3aH,6H-5a,9b]propano[5H]furo[2,3-c][2]benzopyran]-12a(2)-ol, 2a(2)-(3-furanyl)hexahydro-10a(2)-methyl-, [2a(2)S-(2a(2)I+/-,3a(2)aI+/-,5a(2)aI+/-,6a(2)I(2),9a(2)aI+/-,9a(2)bI+/-,10a(2)S*,12a(2)R*)]-?

The CAS number of Spiro[oxirane-2,6a(2)-[3aH,6H-5a,9b]propano[5H]furo[2,3-c][2]benzopyran]-12a(2)-ol, 2a(2)-(3-furanyl)hexahydro-10a(2)-methyl-, [2a(2)S-(2a(2)I+/-,3a(2)aI+/-,5a(2)aI+/-,6a(2)I(2),9a(2)aI+/-,9a(2)bI+/-,10a(2)S*,12a(2)R*)]- is 126778-81-2.

What are the molecular formula and molecular weight of Spiro[oxirane-2,6a(2)-[3aH,6H-5a,9b]propano[5H]furo[2,3-c][2]benzopyran]-12a(2)-ol, 2a(2)-(3-furanyl)hexahydro-10a(2)-methyl-, [2a(2)S-(2a(2)I+/-,3a(2)aI+/-,5a(2)aI+/-,6a(2)I(2),9a(2)aI+/-,9a(2)bI+/-,10a(2)S*,12a(2)R*)]-?

Spiro[oxirane-2,6a(2)-[3aH,6H-5a,9b]propano[5H]furo[2,3-c][2]benzopyran]-12a(2)-ol, 2a(2)-(3-furanyl)hexahydro-10a(2)-methyl-, [2a(2)S-(2a(2)I+/-,3a(2)aI+/-,5a(2)aI+/-,6a(2)I(2),9a(2)aI+/-,9a(2)bI+/-,10a(2)S*,12a(2)R*)]- has molecular formula C20H26O5 and molecular weight 346.4 g/mol.

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

Last updated:

How to cite: Jingsj. "Spiro[oxirane-2,6a(2)-[3aH,6H-5a,9b]propano[5H]furo[2,3-c][2]benzopyran]-12a(2)-ol, 2a(2)-(3-furanyl)hexahydro-10a(2)-methyl-, [2a(2)S-(2a(2)I+/-,3a(2)aI+/-,5a(2)aI+/-,6a(2)I(2),9a(2)aI+/-,9a(2)bI+/-,10a(2)S*,12a(2)R*)]- (CAS 126778-81-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1116703-9 (accessed 2026-10-25).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.