*** CHEMICAL IDENTIFICATION ***
RTECS NUMBER : UP0710000
CHEMICAL NAME : 9H-Purine-6-thiol, 9-beta-D-ribofuranosyl-
CAS REGISTRY NUMBER : 574-25-4
LAST UPDATED : 199606
DATA ITEMS CITED : 16
MOLECULAR FORMULA : C10-H12-N4-O4-S
MOLECULAR WEIGHT : 284.32
WISWESSER LINE NOTATION : T56 BN DN FN HNJ ISH D- BT5OTJ CQ DQ E1Q
COMPOUND DESCRIPTOR : Drug
Mutagen
Reproductive Effector
SYNONYMS/TRADE NAMES :
* Inosine, 6-thio-
* 6-Mercaptoinosine
* 6-Mercaptopurine ribonucleoside
* 6-MPR
* 9H-Purine-6(1H)-thione, 9-beta-D-ribofuranosyl-
* 9-beta-D-Ribofuranosyl-9H-purine-6-thiol
* Ribosyl-6-thiopurine
* Thioinosine
* 6-Thioinosine
* 6-Thiopurine ribonucleoside
* 6-Thiopurine riboside
*** 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 : 900 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
IYKEDH Iyakuhin Kenkyu. Study of Medical Supplies. (Nippon Koteisho
Kyokai, 12-15, 2-chome, Shibuya, Shibuya-ku, Tokyo 150, Japan) V.1- 1970-
Volume(issue)/page/year: 4,467,1973
TYPE OF TEST : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE : Intraperitoneal
SPECIES OBSERVED : Rodent - rat
DOSE/DURATION : 1240 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
IYKEDH Iyakuhin Kenkyu. Study of Medical Supplies. (Nippon Koteisho
Kyokai, 12-15, 2-chome, Shibuya, Shibuya-ku, Tokyo 150, Japan) V.1- 1970-
Volume(issue)/page/year: 4,467,1973
TYPE OF TEST : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE : Subcutaneous
SPECIES OBSERVED : Rodent - rat
DOSE/DURATION : 1310 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
IYKEDH Iyakuhin Kenkyu. Study of Medical Supplies. (Nippon Koteisho
Kyokai, 12-15, 2-chome, Shibuya, Shibuya-ku, Tokyo 150, Japan) V.1- 1970-
Volume(issue)/page/year: 4,467,1973
TYPE OF TEST : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE : Intravenous
SPECIES OBSERVED : Rodent - rat
DOSE/DURATION : 1 gm/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
IYKEDH Iyakuhin Kenkyu. Study of Medical Supplies. (Nippon Koteisho
Kyokai, 12-15, 2-chome, Shibuya, Shibuya-ku, Tokyo 150, Japan) V.1- 1970-
Volume(issue)/page/year: 4,467,1973
TYPE OF TEST : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE : Oral
SPECIES OBSERVED : Rodent - mouse
DOSE/DURATION : >8 gm/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
IYKEDH Iyakuhin Kenkyu. Study of Medical Supplies. (Nippon Koteisho
Kyokai, 12-15, 2-chome, Shibuya, Shibuya-ku, Tokyo 150, Japan) V.1- 1970-
Volume(issue)/page/year: 4,467,1973
TYPE OF TEST : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE : Intraperitoneal
SPECIES OBSERVED : Rodent - mouse
DOSE/DURATION : 1270 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
IYKEDH Iyakuhin Kenkyu. Study of Medical Supplies. (Nippon Koteisho
Kyokai, 12-15, 2-chome, Shibuya, Shibuya-ku, Tokyo 150, Japan) V.1- 1970-
Volume(issue)/page/year: 4,467,1973
TYPE OF TEST : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE : Subcutaneous
SPECIES OBSERVED : Rodent - mouse
DOSE/DURATION : 1840 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
IYKEDH Iyakuhin Kenkyu. Study of Medical Supplies. (Nippon Koteisho
Kyokai, 12-15, 2-chome, Shibuya, Shibuya-ku, Tokyo 150, Japan) V.1- 1970-
Volume(issue)/page/year: 4,467,1973
TYPE OF TEST : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE : Intravenous
SPECIES OBSERVED : Rodent - mouse
DOSE/DURATION : 1250 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
IYKEDH Iyakuhin Kenkyu. Study of Medical Supplies. (Nippon Koteisho
Kyokai, 12-15, 2-chome, Shibuya, Shibuya-ku, Tokyo 150, Japan) V.1- 1970-
Volume(issue)/page/year: 4,467,1973
** REPRODUCTIVE DATA **
TYPE OF TEST : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE : Oral
SPECIES OBSERVED : Rodent - rat
DOSE : 350 mg/kg
SEX/DURATION : female 9-15 day(s) after conception
TOXIC EFFECTS :
Reproductive - Specific Developmental Abnormalities - skin and skin
appendages
Reproductive - Specific Developmental Abnormalities - homeostasis
REFERENCE :
KSRNAM Kiso to Rinsho. Clinical Report. (Yubunsha Co., Ltd., 1-5, Kanda
Suda-Cho, Chiyoda-ku, KS Bldg., Tokyo 101, Japan) V.1- 1960-
Volume(issue)/page/year: 6,2170,1972
TYPE OF TEST : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE : Oral
SPECIES OBSERVED : Rodent - rat
DOSE : 175 mg/kg
SEX/DURATION : female 9-15 day(s) after conception
TOXIC EFFECTS :
Reproductive - Fertility - post-implantation mortality (e.g. dead and/or
resorbed implants per total number of implants)
REFERENCE :
KSRNAM Kiso to Rinsho. Clinical Report. (Yubunsha Co., Ltd., 1-5, Kanda
Suda-Cho, Chiyoda-ku, KS Bldg., Tokyo 101, Japan) V.1- 1960-
Volume(issue)/page/year: 6,2170,1972
TYPE OF TEST : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE : Oral
SPECIES OBSERVED : Rodent - rat
DOSE : 42 mg/kg
SEX/DURATION : female 9-15 day(s) after conception
TOXIC EFFECTS :
Reproductive - Effects on Embryo or Fetus - fetotoxicity (except death,
e.g., stunted fetus)
REFERENCE :
KSRNAM Kiso to Rinsho. Clinical Report. (Yubunsha Co., Ltd., 1-5, Kanda
Suda-Cho, Chiyoda-ku, KS Bldg., Tokyo 101, Japan) V.1- 1960-
Volume(issue)/page/year: 6,2170,1972
TYPE OF TEST : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE : Oral
SPECIES OBSERVED : Rodent - rat
DOSE : 87500 ug/kg
SEX/DURATION : female 9-15 day(s) after conception
TOXIC EFFECTS :
Reproductive - Specific Developmental Abnormalities - musculoskeletal system
REFERENCE :
KSRNAM Kiso to Rinsho. Clinical Report. (Yubunsha Co., Ltd., 1-5, Kanda
Suda-Cho, Chiyoda-ku, KS Bldg., Tokyo 101, Japan) V.1- 1960-
Volume(issue)/page/year: 6,2170,1972
TYPE OF TEST : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE : Intraperitoneal
SPECIES OBSERVED : Rodent - rat
DOSE : 21 mg/kg
SEX/DURATION : female 9-15 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 - skin and skin
appendages
REFERENCE :
KSRNAM Kiso to Rinsho. Clinical Report. (Yubunsha Co., Ltd., 1-5, Kanda
Suda-Cho, Chiyoda-ku, KS Bldg., Tokyo 101, Japan) V.1- 1960-
Volume(issue)/page/year: 6,2170,1972
TYPE OF TEST : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE : Intraperitoneal
SPECIES OBSERVED : Rodent - rat
DOSE : 42 mg/kg
SEX/DURATION : female 9-15 day(s) after conception
TOXIC EFFECTS :
Reproductive - Effects on Embryo or Fetus - fetotoxicity (except death,
e.g., stunted fetus)
Reproductive - Specific Developmental Abnormalities - musculoskeletal system
REFERENCE :
KSRNAM Kiso to Rinsho. Clinical Report. (Yubunsha Co., Ltd., 1-5, Kanda
Suda-Cho, Chiyoda-ku, KS Bldg., Tokyo 101, Japan) V.1- 1960-
Volume(issue)/page/year: 6,2170,1972
TYPE OF TEST : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE : Intraperitoneal
SPECIES OBSERVED : Rodent - rat
DOSE : 87500 ug/kg
SEX/DURATION : female 9-15 day(s) after conception
TOXIC EFFECTS :
Reproductive - Specific Developmental Abnormalities - homeostasis
REFERENCE :
KSRNAM Kiso to Rinsho. Clinical Report. (Yubunsha Co., Ltd., 1-5, Kanda
Suda-Cho, Chiyoda-ku, KS Bldg., Tokyo 101, Japan) V.1- 1960-
Volume(issue)/page/year: 6,2170,1972
** MUTATION DATA **
TYPE OF TEST : Mutation in microorganisms
TEST SYSTEM : Bacteria - Salmonella typhimurium
DOSE/DURATION : 200 ug/plate
REFERENCE :
TAKHAA Takeda Kenkyusho Ho. Journal of the Takeda Research Laboratories.
(Takeda Yakuhin Kogyo K.K., 2-17-85 Jusohon-machi, Yodogawa-ku, Osaka 532,
Japan) V.29- 1970- Volume(issue)/page/year: 44,96,1985
*** END OF RECORD ***