U.S. Department of Health & Human Services Divider Arrow National Institutes of Health Divider Arrow NCATS

Details

Stereochemistry ABSOLUTE
Molecular Formula C9H10F2N2O5
Molecular Weight 264.1829
Optical Activity UNSPECIFIED
Defined Stereocenters 3 / 3
E/Z Centers 0
Charge 0

SHOW SMILES / InChI
Structure of 2?,2?-Difluorodeoxyuridine

SMILES

OC[C@H]1O[C@@H](N2C=CC(=O)NC2=O)C(F)(F)[C@@H]1O

InChI

InChIKey=FIRDBEQIJQERSE-QPPQHZFASA-N
InChI=1S/C9H10F2N2O5/c10-9(11)6(16)4(3-14)18-7(9)13-2-1-5(15)12-8(13)17/h1-2,4,6-7,14,16H,3H2,(H,12,15,17)/t4-,6-,7-/m1/s1

HIDE SMILES / InChI

Molecular Formula C9H10F2N2O5
Molecular Weight 264.1829
Charge 0
Count
Stereochemistry ABSOLUTE
Additional Stereochemistry No
Defined Stereocenters 3 / 3
E/Z Centers 0
Optical Activity UNSPECIFIED

Approval Year

PubMed

PubMed

TitleDatePubMed
Ecotoxicity and genotoxicity assessment of cytotoxic antineoplastic drugs and their metabolites.
2010-09
Population pharmacokinetics of gemcitabine and its metabolite in Japanese cancer patients: impact of genetic polymorphisms.
2010-08
Gemcitabine-loaded PEGylated unilamellar liposomes vs GEMZAR: biodistribution, pharmacokinetic features and in vivo antitumor activity.
2010-06-01
Gemcitabine and epirubicin plasma concentration-related excretion in saliva in patients with non-small cell lung cancer.
2010-06
Pharmacokinetics of gemcitabine in non-small-cell lung cancer patients: impact of the 79A>C cytidine deaminase polymorphism.
2010-06
Systemic absorption and pharmacokinetics of single-dose intravesical gemcitabine after transurethral resection of the bladder in non-muscle-invasive bladder cancer.
2009-11
Simultaneous quantification of 2',2'-difluorodeoxycytidine and 2',2'-difluorodeoxyuridine nucleosides and nucleotides in white blood cells using porous graphitic carbon chromatography coupled with tandem mass spectrometry.
2009-10
Mass flows of X-ray contrast media and cytostatics in hospital wastewater.
2009-07-01
Retention studies of 2'-2'-difluorodeoxycytidine and 2'-2'-difluorodeoxyuridine nucleosides and nucleotides on porous graphitic carbon: development of a liquid chromatography-tandem mass spectrometry method.
2009-04-10
Challenge of high polarity and low concentrations in analysis of cytostatics and metabolites in wastewater by hydrophilic interaction chromatography/tandem mass spectrometry.
2009-02-13
A phase I pharmacokinetic study of hypoxic abdominal stop-flow perfusion with gemcitabine in patients with advanced pancreatic cancer and refractory malignant ascites.
2009-01
Does saturable formation of gemcitabine triphosphate occur in patients?
2008-12
New insights into the pharmacology and cytotoxicity of gemcitabine and 2',2'-difluorodeoxyuridine.
2008-08
Extensive metabolism and hepatic accumulation of gemcitabine after multiple oral and intravenous administration in mice.
2008-08
A pharmacodynamic model for the time course of tumor shrinkage by gemcitabine + carboplatin in non-small cell lung cancer patients.
2008-07-01
Phase I clinical trial of intrathecal gemcitabine in patients with neoplastic meningitis.
2008-07
Oral administration of gemcitabine in patients with refractory tumors: a clinical and pharmacologic study.
2008-06-01
Prolonged versus standard gemcitabine infusion: translation of molecular pharmacology to new treatment strategy.
2008-03
Measurement of plasma concentration of gemcitabine and its metabolite dFdU in hemodialysis patients with advanced urothelial cancer.
2008-03
Simultaneous determination of gemcitabine and its main metabolite, dFdU, in plasma of patients with advanced non-small-cell lung cancer by high-performance liquid chromatography-tandem mass spectrometry.
2008-02
Pharmacokinetics and toxicity of an early single intravesical instillation of gemcitabine after endoscopic resection of superficial bladder cancer.
2007-05-01
Phase II study with the combination of gemcitabine and DTIC in patients with advanced soft tissue sarcomas.
2007-02
Pharmacokinetics of gemcitabine in Japanese cancer patients: the impact of a cytidine deaminase polymorphism.
2007-01-01
Validated assay for the simultaneous determination of the anti-cancer agent gemcitabine and its metabolite 2',2'-difluorodeoxyuridine in human plasma by high-performance liquid chromatography with tandem mass spectrometry.
2007
Characterization of lipophilic gemcitabine prodrug-liposomal membrane interaction by differential scanning calorimetry.
2006-12-05
Quantitative analysis of gemcitabine triphosphate in human peripheral blood mononuclear cells using weak anion-exchange liquid chromatography coupled with tandem mass spectrometry.
2006-12
Phase I/II trial of doxorubicin and fixed dose-rate infusion gemcitabine in advanced soft tissue sarcomas: a GEIS study.
2006-06-19
High-performance liquid chromatographic method for the determination of gemcitabine and 2',2'-difluorodeoxyuridine in plasma and tissue culture media.
2006-05-01
Pharmacokinetics of gemcitabine and its primary metabolite in dogs after intravenous infusion.
2006-04
Pharmacokinetics of gemcitabine and its primary metabolite in dogs after intravenous bolus dosing and its in vitro pharmacodynamics.
2006-04
Gemcitabine and atrial fibrillation: a rare manifestation of chemotherapy toxicity.
2006-03
Micro-array analysis of resistance for gemcitabine results in increased expression of ribonucleotide reductase subunits.
2006
Intravesical gemcitabine in superficial bladder cancer: a phase II safety, efficacy and pharmacokinetic study.
2005-08-06
Severe drug toxicity associated with a single-nucleotide polymorphism of the cytidine deaminase gene in a Japanese cancer patient treated with gemcitabine plus cisplatin.
2005-04-01
Comparative pharmacokinetics and metabolic pathway of gemcitabine during intravenous and intra-arterial delivery in unresectable pancreatic cancer patients.
2005
Preparation, characterization, cytotoxicity and pharmacokinetics of liposomes containing lipophilic gemcitabine prodrugs.
2004-12-10
Phase I clinical trial of fixed-dose rate infusional gemcitabine and dacarbazine in the treatment of advanced soft tissue sarcoma, with assessment of gemcitabine triphosphate accumulation.
2004-11-15
Investigation of the pharmacokinetics of gemcitabine and 2',2'-difluorodeoxyuridine in human plasma by liquid chromatography.
2004-09-15
Phase I trial and pharmacokinetics of gemcitabine in children with advanced solid tumors.
2004-06-15
Intravesical administration of gemcitabine in superficial bladder cancer: a phase I study with pharmacodynamic evaluation.
2004-03
Validated procedure for simultaneous trace level determination of the anti-cancer agent gemcitabine and its metabolite in human urine by high-performance liquid chromatography with tandem mass spectrometry.
2004
An expedient assay for determination of gemcitabine and its metabolite in human plasma using isocratic ion-pair reversed-phase high-performance liquid chromatography.
2003-10
Pharmacokinetics of gemcitabine in a patient with end-stage renal disease: effective clearance of its main metabolite by standard hemodialysis treatment.
2003-03
Measurement of the anti-cancer agent gemcitabine in human plasma by high-performance liquid chromatography.
2003-02-25
Intravesical gemcitabine therapy for superficial transitional cell carcinoma of the bladder: a phase I and pharmacokinetic study.
2003-02-15
In vitro studies on the immunosuppressive effect of 2',2'-difluorodeoxycytidine (dFdC) and its metabolite 2',2'-difluorodeoxyuridine (dFdU).
2003
Phase I-II and pharmacokinetic study of gemcitabine combined with oxaliplatin in patients with advanced non-small-cell lung cancer and ovarian carcinoma.
2002-09
Pharmacokinetics of intrathecal gemcitabine in nonhuman primates.
2002-07
Gemcitabine, epirubicin and paclitaxel: pharmacokinetic and pharmacodynamic interactions in advanced breast cancer.
2002-06
Drug distribution and pharmacokinetic/pharmacodynamic relationship of paclitaxel and gemcitabine in patients with non-small-cell lung cancer.
2001-11
Substance Class Chemical
Created
by admin
on Mon Mar 31 22:43:12 GMT 2025
Edited
by admin
on Mon Mar 31 22:43:12 GMT 2025
Record UNII
Y30D8SIL1I
Record Status Validated (UNII)
Record Version
  • Download
Name Type Language
2?,2?-Difluorodeoxyuridine
Systematic Name English
2?-deoxy-2?,2?-difluorouridine
Preferred Name English
GEMCITABINE HYDROCHLORIDE IMPURITY C [ EP IMPURITY]
Common Name English
1-(2-deoxy-2,2-difluoro-?-D-erythro-pentofuranosyl)pyrimidin-2,4(1H,3H)-dione
Systematic Name English
Code System Code Type Description
PUBCHEM
9871558
Created by admin on Mon Mar 31 22:43:12 GMT 2025 , Edited by admin on Mon Mar 31 22:43:12 GMT 2025
PRIMARY
CAS
114248-23-6
Created by admin on Mon Mar 31 22:43:12 GMT 2025 , Edited by admin on Mon Mar 31 22:43:12 GMT 2025
PRIMARY
EPA CompTox
DTXSID50891460
Created by admin on Mon Mar 31 22:43:12 GMT 2025 , Edited by admin on Mon Mar 31 22:43:12 GMT 2025
PRIMARY
FDA UNII
Y30D8SIL1I
Created by admin on Mon Mar 31 22:43:12 GMT 2025 , Edited by admin on Mon Mar 31 22:43:12 GMT 2025
PRIMARY
Related Record Type Details
PARENT -> METABOLITE INACTIVE
PLASMA; URINE