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3',6'-Dimethoxyfluoran

Also known as: 3',6'-Dimethoxyspiro[isobenzofuran-1(3H),9'-[9H]xanthen]-3-one, 3',6'-Dimethoxy-3H-spiro[2-benzofuran-1,9'-xanthen]-3-one, Dimethyl-fluorescein, Yellow Y 1, R-101(Y-1), 3,6-dimethoxyfluoran, EINECS 253-255-7

3',6'-Dimethoxyfluoran (CAS 36886-76-7) is a compound in the Aliphatic Hydrocarbons category listed in the Jingsj chemical database. It has the molecular formula C22H16O5 and a molecular weight of 360.359 g/mol. Key properties include a melting point of 202ºC, a boiling point of 559.9±50.0 °C at 760 mmHg, a density of 1.4±0.1 g/cm3 and a flash point of 247.2±30.2 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
36886-76-7
Jingsj CID
J-12571-3
Molecular Formula
C22H16O5
Molecular Weight
360.359 g/mol
Category
Aliphatic Hydrocarbons
Last updated
8/21/2026

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Physicochemical Properties

Melting Point202ºC
Boiling Point559.9±50.0 °C at 760 mmHg
Density1.4±0.1 g/cm3
Flash Point247.2±30.2 °C
Exact Mass360.099762
PSA53.99000
LogP2.53
Vapor Pressure0.0±1.5 mmHg at 25°C
Refractive Index1.684

Customs & Trade Information

HS Code2932999099
Summary2932999099. other heterocyclic compounds with oxygen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

Frequently Asked Questions

What is the CAS number of 3',6'-Dimethoxyfluoran?

The CAS number of 3',6'-Dimethoxyfluoran is 36886-76-7.

What are the molecular formula and molecular weight of 3',6'-Dimethoxyfluoran?

3',6'-Dimethoxyfluoran has molecular formula C22H16O5 and molecular weight 360.359 g/mol.

What are the upstream and downstream products of 3',6'-Dimethoxyfluoran?

For 3',6'-Dimethoxyfluoran, Upstream Products: Fluorescein, iodomethane, Dimethyl sulfate.

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

Last updated:

How to cite: Jingsj. "3',6'-Dimethoxyfluoran (CAS 36886-76-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-12571-3 (accessed 2026-11-09).

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