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50-90-8

50-90-8 structure
50-90-8 structure

Name 5-chloro-2'-deoxyuridine
Synonyms 5-CHLORODEOXYURIDINE
MFCD00006531
5-CHLORODESOXYURIDINE
5-Chloro-2'-deoxy-D-uridine
CLUDR
5-Chlorodeoxyuridin
CldU
2'-DEOXY-5-CHLOROURIDINE
Chlorodeoxyuridine
Description 5-Chloro-2'-deoxyuridine, a thymine analog, is to study the potential of hypochlorous acid damage to DNA and DNA precursors.
Related Catalog
In Vitro When 5-Chloro-2’-deoxyuridine (ClDU) is placed into tissue culture medium, mammalian cells incorporate the analog into DNA. It is observed that 10 μM concentration of 5-Chloro-2’-deoxyuridine in the media does not alter cell division kinetics. Previously it has been shown that 5-Chloro-2’-deoxyuridine is metabolized and incorporated into DNA using antibodies that bind selectively to DNA containing halogenated bases. In the studies reported here, 5-Chloro-2’-deoxyuridine is more similar to BrdU in acting as a T analog. The toxicity of 5-Chloro-2’-deoxyuridine could in part be attributed to inhibition of thymidylate synthase[1].
Cell Assay Human erythroleukemia K-562 cells are used throughout the study. Cells are initially seeded at 1.0×105 cells/mL and treated with either 10 μM 5-Chloro-2’-deoxyuridine or 10 μM thymidine (negative control) for 63 h, or two cell doublings. Cells are counted by trypan blue exclusion, pelleted by centrifugation (500×g) and washed with 10 mL sterile PBS[1].
Animal Admin Rats[2] Adult, male Wistar rats, weighing 200-250 g are used. Firstly, the animals are allowed to self-administer methamphetamine at a dose of 0.05 mg/kg/injection under a fixed-ratio 1 (FR1) schedule for baseline sessions. After that, the rats are divided into four groups. Two groups of rats (long-access; LgA-4 days (d), LgA-13 d; n=7 per group) are allowed to self-administer 0.05 mg/kg/injection of methamphetamine for 6 h per day, whereas the other groups (short-access; ShA-4 d, ShA-13 d; n=7 per group) are allowed to do so for 1 h per day. All procedures are performed during the dark cycle. On day 5, ShA-4 d and LgA-4 d rats receive one injection of 50 mg/kg 5-chloro-2’-deoxyuridine and survive for 30 min. On day 14, ShA-13 d and LgA-13 d receive one injection of 50 mg/kg 5-Iodo-2’-deoxyuridine followed by 50 mg/kg 5-chloro-2’-deoxyuridine 2 h later. These rats also survive for 30 min after the 5-Chloro-2'-deoxyuridine injection. A parallel group of drug-naive rats (n=6) receive one injection of 50 mg/kg IdU followed by 50 mg/kg 5-Chloro-2'-deoxyuridine 2 h later. These rats also survive for 30 min after the 5-Chloro-2'-deoxyuridine injection[2].
References

[1]. Kim CH, et al. Polymerase incorporation and miscoding properties of 5-chlorouracil. Chem Res Toxicol. 2010 Apr 19;23(4):740-8.

[2]. Yuan CJ, et al. Extended access methamphetamine decreases immature neurons in the hippocampus which results from loss and altered development of neural progenitors without altered dynamics of the S-phase of the cell cycle. Pharmacol Biochem Behav. 2011 Nov;100(1):98-108.

Density 1.67 g/cm3
Melting Point 176-179ºC
Molecular Formula C9H11ClN2O5
Molecular Weight 262.64700
Exact Mass 262.03600
PSA 104.55000
Index of Refraction 1.644

CHEMICAL IDENTIFICATION

RTECS NUMBER :
YU7400000
CHEMICAL NAME :
Uridine, 5-chloro-2'-deoxy-
CAS REGISTRY NUMBER :
50-90-8
LAST UPDATED :
199709
DATA ITEMS CITED :
7
MOLECULAR FORMULA :
C9-H11-Cl-N2-O5
MOLECULAR WEIGHT :
262.67
WISWESSER LINE NOTATION :
T6NVMVJ EG A- ET5OTJ B1Q CQ

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intraperitoneal
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
2 gm/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value

MUTATION DATA

TYPE OF TEST :
Mutation in mammalian somatic cells
TEST SYSTEM :
Rodent - hamster Ovary
DOSE/DURATION :
500 nmol/L
REFERENCE :
ENMUDM Environmental Mutagenesis. (New York, NY) V.1-9, 1979-87. For publisher information, see EMMUEG. Volume(issue)/page/year: 4,301,1982 *** REVIEWS *** TOXICOLOGY REVIEW 32XPAD "Teratology," Berry, C.L., and D.E. Poswillo, eds., New York, Springer, 1975 Volume(issue)/page/year: -,49,1975
Symbol GHS07 GHS08
GHS07, GHS08
Signal Word Warning
Hazard Statements H302-H312-H332-H351
Precautionary Statements P280
Personal Protective Equipment dust mask type N95 (US);Eyeshields;Gloves
Hazard Codes Xn: Harmful;
Risk Phrases R20/21/22
Safety Phrases 36/37/39-45
RIDADR NONH for all modes of transport
WGK Germany 3
RTECS YU7400000
HS Code 2942000000

~94%

50-90-8 structure

50-90-8

Literature: Asakura, Jun-ichi; Robins, Morris J. Journal of Organic Chemistry, 1990 , vol. 55, # 16 p. 4928 - 4933

~%

50-90-8 structure

50-90-8

Literature: Yueh, Han; Yu, Hongchuan; Theile, Christopher S.; Pal, Ayan; Horhota, Allen; Greco, Nicholas; Christianson, Carl V.; McLaughlin, Larry W. Nucleosides, Nucleotides and Nucleic Acids, 2012 , vol. 31, # 9 p. 661 - 679

~84%

50-90-8 structure

50-90-8

Literature: Hatano, Akihiko; Harano, Aiko; Kirihara, Masayuki Chemistry Letters, 2006 , vol. 35, # 2 p. 232 - 233

~89%

50-90-8 structure

50-90-8

Literature: Kumar, Vineet; Yap, Jeremy; Muroyama, Andrew; Malhotra, Sanjay V. Synthesis, 2009 , # 23 art. no. M01709SS, p. 3957 - 3962

~19%

50-90-8 structure

50-90-8

Literature: Kawai, Kiyohiko; Saito, Isao; Sugiyama, Hiroshi Tetrahedron Letters, 1999 , vol. 40, # 31 p. 5721 - 5724
HS Code 2942000000