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Full Catalog (page 25)
Product Number Product Name Molecular Formula Cas. No.

PY 7245

N4-Ethyl-2'-
deoxycytidine

C11H17N3O4 

70465-61-1 

PY 7250

5'-Deoxy-5'-(1,3-diphenyl-2-
imidazolidinyl)thymidine

C24H26N4O4 

869355-30-6 

Description

Regeneration of the free 5'-aldehyde can be accomplished by treatment with a mild acid. Steglich, W., et al., Tetrachedron, 1988, 44, 7177.

Notes

Precursor of 5'-formylthymidine.

PY 7255

5-Methyl-2'-deoxyisocytidine

C10H15N3O4 

19316-88-2 

Alternate Name(s):

Methyliso-dC

PY 7260

5-Methyl-3'-deoxyuridine

C10H14N2O5 

7084-29-9 

Alternate Name(s):

3'-Deoxy-5-methyluridine

PY 7270

6-(β-D-2-Deoxyribofuranosyl)-3,4-
dihydro-8H-pyrimido-[4,5-c]
[1,2]oxazin-7-one

C11H15N3O5 

126128-42-5 

PY 7275

2'-Deoxyuridine

C9H12N2O5 

951-78-0 

PY 7276

5'-Azido-2',5'-dideoxyuridine

C9H11N5O4 

35959-37-6 

Alternate Name(s):

5'-Azido-2'-deoxyuridine

PY 7277

3'-Deoxythymidine

C10H14N2O4 

3416-05-5 

PY 7278

2',3'-Dideoxyuridine

C9H12N2O4 

5983-09-5 

PY 7279

2',3'-Didehydro-2',3'-
dideoxyuridine

C9H10N2O4 

5974-93-6 

Description

2',3'-Didehydro-2',3'-dideoxynucleosides (d4Ns) display antiviral activity, often exceeding that of the saturated versions (2',3'-dideoxynucleosides, d2Ns). See for example: Van Roey, P.; Taylor, E. W.; Chu, C. K.; Schinazi, R. F., J. Am. Chem. Soc. 1993, 115, 5365-5371.

Alternate Name(s):

1-(2,3-Dideoxy-β-D-glyceropent-2-enofuranosyl)uracil

1-(2,3-Dideoxy-β-D-glyceropent-2-enofuranosyl)uracil

PY 7280

3',5'-Di-O-acetyl-5-fluoro-2'-
deoxyuridine

C13H15FN2O7 

110522-47-9 

PY 7286

3'-Azido-2',3'-dideoxy-5-
bromouridine

C9H10BrN5O4 

105784-82-5 

Alternate Name(s):

AZBrdU

PY 7290

3',5'-Di-O-acetyl-5-fluoro-
O4-(2,4,6-trimethylphenyl)-2'-
O-methyluridine

C23H27FN2O8 

869355-32-8 

PY 7300

3',5'-Di-O-acetyl-5-fluoro-2'-
O-methyluridine

C14H17FN2O8 

869355-34-0 

PY 7310

3',5'-Di-O-acetyl-5-fluoro-
O4-(2,4,6-trimethylphenyl)-2'-
deoxyuridine

C22H25FN2O7 

141120-62-9 

Notes

Reagent which may be used for the preparation of 4-substituted 5-fluoropyrimidine-2'-deoxynucleosides.

PY 7315

1-(3,5-Di-O-acetyl-β-D-
deoxyribofuranosyl)-4-(1,2,4-
triazol-1-yl)-5-methylpyrmidin-2-
one

C16H19N5O6 

80991-41-9 

Description

Displacement/replacement of the 1,2,4-triazole at the 4-position with nucleophiles, example, amines, meroaptans and alkoxides, provides for a convenient route to 4 substituted "thymidine" and 5-methyl-2'deoxycytidine analogs.

PY 7320

3',5'-Di-O-benzoyl-5-fluoro-2'-
O-methyluridine

C24H21FN2O8 

158966-44-0 

PY 7325

2',3'-Dideoxycytidine

C9H13N3O3 

7481-89-2 

Alternate Name(s):

ddC

PY 7328

2',3'-Didehydro-3'-deoxythymidine

C10H12N2O4 

3056-17-5 

Alternate Name(s):

d4T

Stavudine

PY 7330

5,6-Dihydro-2'-deoxyuridine

C9H14N2O5 

5626-99-3 

PY 7340

(5S)-5,6-Dihydrothymidine

C10H16N2O5 

5627-00-9 

Description

For leading references, please see: 1) Cohn, W.E.; Doherty, D.E. J. Am. Chem. Soc.  1956, 78 , 2863-2866; 2) Schuldhof, J.C.; Molko, D.; Teoule, R. Nucleic Acids Res. 1988, 16, 319-326; 3) Barvian, M.R.; Greenberg, M.M. J. Org. Chem. 1995, 60, 1916-1917. 

PY 7345

(5S,6R)-5',6'-Cyclo-5'-deoxy-
5,6-dihydrothymidine

C10H14N2O4 

None Assigned 

PY 7350

N4-(Diisobutylaminomethylidene)
-5'-O-(dimethoxytrityl)-5-iodo-
2'-O-methylcytidine

C40H49IN4O7 

None Assigned 

Description

This product has been discontinued.

PY 7360

N4-(Diisobutylaminomethylidene)
-5'-O-(dimethoxytrityl)-5-(1-
propynyl)-2'-O-
methylcytidine

C43H52N4O7 

None 

Description

This product has been discontinued.

PY 7363

N4-[(Dimethylamino)methylidene]
-5-[3-oxo-[[6-[(trifluoroacetyl)
amino]hexyl]amino]-1-propenyl]-2'-
deoxycytidine

C23H33F3N6O6 

None Assigned 

PY 7370

N4-(Diisobutylaminomethylidene)
-5-iodo-2'-O-
methylcytidine

C19H31IN4O5 

None Assigned 

Description

This product has been discontinued.



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