CHEMICAL IDENTIFICATION

RTECS NUMBER :

UV9009810

CHEMICAL NAME :

2,4(1H,3H)-Pyrimidinedione, 1-beta-D-arabinofuranosyl-5-(2-bromoethenyl)-, (E)-

CAS REGISTRY NUMBER :

77181-69-2

LAST UPDATED :

199503

DATA ITEMS CITED :

15

MOLECULAR FORMULA :

C11-H13-Br-N2-O6

MOLECULAR WEIGHT :

349.17

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :

LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :

Oral

SPECIES OBSERVED :

Rodent - rat

DOSE/DURATION :

>8 gm/kg

TOXIC EFFECTS :

Gastrointestinal - other changes

TYPE OF TEST :

LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :

Intraperitoneal

SPECIES OBSERVED :

Rodent - rat

DOSE/DURATION :

>2 gm/kg

TOXIC EFFECTS :

Behavioral - altered sleep time (including change in righting reflex) Kidney, Ureter, Bladder - other changes in urine composition

TYPE OF TEST :

LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :

Subcutaneous

SPECIES OBSERVED :

Rodent - rat

DOSE/DURATION :

>2 gm/kg

TOXIC EFFECTS :

Behavioral - altered sleep time (including change in righting reflex) Kidney, Ureter, Bladder - other changes in urine composition

TYPE OF TEST :

LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :

Oral

SPECIES OBSERVED :

Rodent - mouse

DOSE/DURATION :

>10 gm/kg

TOXIC EFFECTS :

Details of toxic effects not reported other than lethal dose value

TYPE OF TEST :

LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :

Intraperitoneal

SPECIES OBSERVED :

Rodent - mouse

DOSE/DURATION :

>3 gm/kg

TOXIC EFFECTS :

Details of toxic effects not reported other than lethal dose value

TYPE OF TEST :

LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :

Subcutaneous

SPECIES OBSERVED :

Rodent - mouse

DOSE/DURATION :

>5 gm/kg

TOXIC EFFECTS :

Details of toxic effects not reported other than lethal dose value

TYPE OF TEST :

LD - Lethal dose

ROUTE OF EXPOSURE :

Oral

SPECIES OBSERVED :

Mammal - dog

DOSE/DURATION :

>5 gm/kg

TOXIC EFFECTS :

Details of toxic effects not reported other than lethal dose value

TYPE OF TEST :

TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :

Oral

SPECIES OBSERVED :

Rodent - rat

DOSE/DURATION :

72800 mg/kg/26W-C

TOXIC EFFECTS :

Liver - other changes Endocrine - hyperglycemia Blood - changes in cell count (unspecified)

TYPE OF TEST :

TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :

Oral

SPECIES OBSERVED :

Rodent - rat

DOSE/DURATION :

112 gm/kg/4W-I

TOXIC EFFECTS :

Liver - changes in liver weight Kidney, Ureter, Bladder - changes in bladder weight Biochemical - Enzyme inhibition, induction, or change in blood or tissue levels - transaminases

TYPE OF TEST :

TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :

Oral

SPECIES OBSERVED :

Mammal - dog

DOSE/DURATION :

45 gm/kg/4W-C

TOXIC EFFECTS :

Cardiac - EKG changes not diagnostic of specified effects

TYPE OF TEST :

TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :

Oral

SPECIES OBSERVED :

Mammal - dog

DOSE/DURATION :

182 gm/kg/26W-C

TOXIC EFFECTS :

Endocrine - other changes Blood - changes in spleen Related to Chronic Data - death

TYPE OF TEST :

TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :

Oral

DOSE :

22 gm/kg

SEX/DURATION :

female 7-17 day(s) after conception

TOXIC EFFECTS :

Reproductive - Fertility - post-implantation mortality (e.g. dead and/or resorbed implants per total number of implants) Reproductive - Specific Developmental Abnormalities - musculoskeletal system Reproductive - Specific Developmental Abnormalities - other developmental abnormalities

TYPE OF TEST :

TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :

Oral

DOSE :

500 mg/kg

SEX/DURATION :

female 17-20 day(s) after conception lactating female 21 day(s) post-birth

TOXIC EFFECTS :

Reproductive - Effects on Newborn - live birth index (measured after birth)

TYPE OF TEST :

TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :

Oral

DOSE :

1625 mg/kg

SEX/DURATION :

female 6-18 day(s) after conception

TOXIC EFFECTS :

Reproductive - Fertility - post-implantation mortality (e.g. dead and/or resorbed implants per total number of implants) Reproductive - Effects on Embryo or Fetus - fetal death

MUTATION DATA

TYPE OF TEST :

Sister chromatid exchange

TEST SYSTEM :

Human Lymphocyte

DOSE/DURATION :

200 mg/L

REFERENCE :

LIFSAK Life Sciences. (Pergamon Press Inc., Maxwell House, Fairview Park, Elmsford, NY 10523) V.1-8, 1962-69; V.14- 1974- Volume(issue)/page/year: 38,281,1986

计算化学数据

1.疏水参数计算参考值（XlogP）:无

2.氢键供体数量:4

3.氢键受体数量:6

4.可旋转化学键数量:3

5.互变异构体数量:3

6.拓扑分子极性表面积:119

7.重原子数量:20

8.表面电荷:0

9.复杂度:480

10.同位素原子数量:0

11.确定原子立构中心数量:4

12.不确定原子立构中心数量:0

13.确定化学键立构中心数量:1

14.不确定化学键立构中心数量:0

15.共价键单元数量:1