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2-Deoxy-2,2-difluoro-4,5-O-(1-methylethylidene)-D-erythropentonic acid ethyl ester 3-benzoate

Also known as: (R)-1-((R)-2,2-dimethyl-1,3-dioxolan-4-yl)-3-ethoxy-2,2-difluoro-3-oxopropyl benzoate, D-erythro-Pentonic acid, 2-deoxy-2,2-difluoro-4,5-O-(1-methylethylidene)-, ethyl ester, 3-benzoate, Ethyl 3-O-benzoyl-2-deoxy-2,2-difluoro-4,5-O-isopropylidene-D-erythro-pentonate, Gemcitabine impurity 22

2-Deoxy-2,2-difluoro-4,5-O-(1-methylethylidene)-D-erythropentonic acid ethyl ester 3-benzoate (CAS 143234-90-6) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C17H20F2O6 and a molecular weight of 358.33400 g/mol. Key property: a density of 1.231. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
143234-90-6
Jingsj CID
J-1118165-0
Molecular Formula
C17H20F2O6
Molecular Weight
358.33400 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Density1.231
Exact Mass358.12300
PSA71.06000
LogP2.56190

Frequently Asked Questions

What is the CAS number of 2-Deoxy-2,2-difluoro-4,5-O-(1-methylethylidene)-D-erythropentonic acid ethyl ester 3-benzoate?

The CAS number of 2-Deoxy-2,2-difluoro-4,5-O-(1-methylethylidene)-D-erythropentonic acid ethyl ester 3-benzoate is 143234-90-6.

What are the molecular formula and molecular weight of 2-Deoxy-2,2-difluoro-4,5-O-(1-methylethylidene)-D-erythropentonic acid ethyl ester 3-benzoate?

2-Deoxy-2,2-difluoro-4,5-O-(1-methylethylidene)-D-erythropentonic acid ethyl ester 3-benzoate has molecular formula C17H20F2O6 and molecular weight 358.33400 g/mol.

What are the upstream and downstream products of 2-Deoxy-2,2-difluoro-4,5-O-(1-methylethylidene)-D-erythropentonic acid ethyl ester 3-benzoate?

For 2-Deoxy-2,2-difluoro-4,5-O-(1-methylethylidene)-D-erythropentonic acid ethyl ester 3-benzoate, Upstream Products: Benzoyl chloride, Ethyl (3R,S)-2,2-difluoro-3-hydroxy-3-(2,2-dimethyldioxolan-4-yl)propionate.

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-4,5-O-(1-methylethylidene)-D-erythropentonic acid ethyl ester 3-benzoate (CAS 143234-90-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1118165-0 (accessed 2026-11-09).

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