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2-Deoxy-2,2-difluoro-D-ribofuranose-3,5-dibenzoate-1-methanesulfonate

Also known as: ((2R,3R,5S)-3-(Benzoyloxy)-4,4-difluoro-5-((methylsulfonyl)oxy)tetrahydrofuran-2-yl)methyl benzoate, 2-Deoxy-2,2-difluoro-alpha-D-erythro-pentofuranose 3,5-dibenzoate 1-methanesulfonate, 3,5-Di-O-benzoyl-2-deoxy-2,2-difluoro-1-O-(methylsulfonyl)-D-erythro-pentofuranose, D-erythro-Pentofuranose, 2-deoxy-2,2-difluoro-, 3,5-dibenzoate 1-methanesulfonate, 2-Deoxy-2,2-difluoro-D-erythro-pentofuranose-3,5-dibenzoate-1-methanesulfonate

2-Deoxy-2,2-difluoro-D-ribofuranose-3,5-dibenzoate-1-methanesulfonate (CAS 134877-42-2) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C20H18F2O8S and a molecular weight of 456.414 g/mol. Key properties include a boiling point of 588.5±50.0 °C at 760 mmHg, a density of 1.5±0.1 g/cm3 and a flash point of 309.7±30.1 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
134877-42-2
Jingsj CID
J-1501187-7
Molecular Formula
C20H18F2O8S
Molecular Weight
456.414 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point588.5±50.0 °C at 760 mmHg
Density1.5±0.1 g/cm3
Flash Point309.7±30.1 °C
Exact Mass456.069031
PSA113.58000
LogP4.35
Vapor Pressure0.0±1.6 mmHg at 25°C
Refractive Index1.574

Frequently Asked Questions

What is the CAS number of 2-Deoxy-2,2-difluoro-D-ribofuranose-3,5-dibenzoate-1-methanesulfonate?

The CAS number of 2-Deoxy-2,2-difluoro-D-ribofuranose-3,5-dibenzoate-1-methanesulfonate is 134877-42-2.

What are the molecular formula and molecular weight of 2-Deoxy-2,2-difluoro-D-ribofuranose-3,5-dibenzoate-1-methanesulfonate?

2-Deoxy-2,2-difluoro-D-ribofuranose-3,5-dibenzoate-1-methanesulfonate has molecular formula C20H18F2O8S and molecular weight 456.414 g/mol.

What are the upstream and downstream products of 2-Deoxy-2,2-difluoro-D-ribofuranose-3,5-dibenzoate-1-methanesulfonate?

For 2-Deoxy-2,2-difluoro-D-ribofuranose-3,5-dibenzoate-1-methanesulfonate, Upstream Products: 2-Deoxy-2,2-difluoro-D-erythro-pentofuranose 3,5-dibenzoate, 2-Deoxy-2,2-difluoro-D-erythro-pentonic acid γ-lactone 3,5-dibenzoate; Downstream Products: 2',2'-Difluoro-2'-deoxycytidine-3',5'-dibenzoate, Gemcitabine hydrochloride.

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-Deoxy-2,2-difluoro-D-ribofuranose-3,5-dibenzoate-1-methanesulfonate (CAS 134877-42-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1501187-7 (accessed 2026-11-09).

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