*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : VS2851000
CHEMICAL NAME           : 9,10-Secocholesta-5,7,10(19)-triene-1,3-diol,
                          (1-alpha,3-beta,5Z,7E)-
CAS REGISTRY NUMBER     : 41294-56-8
LAST UPDATED            : 199706
DATA ITEMS CITED        : 19
MOLECULAR FORMULA       : C27-H44-O2
MOLECULAR WEIGHT        : 400.71
WISWESSER LINE NOTATION : L56 FYTJ A1 BY1&3Y1&1 FU2U- AL6YYTJ BU1 CQ EQ
COMPOUND DESCRIPTOR     : Drug
                          Reproductive Effector
SYNONYMS/TRADE NAMES :
   * Alfacalcidol
   * Alfarol
   * Alphacalcidol
   * alpha-Calcidol
   * alpha-HCl
   * 1-Hydroxycholecalciferol
   * 1-alpha-Hydroxycholecalciferol
   * 1-Hydroxyvitamin D3
   * 1-alpha-Hydroxyvitamin D3
   * Oxydevit
   * UN alpha
 
                       *** 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           : 340 ug/kg
TOXIC EFFECTS :
   Sense Organs and Special Senses (Olfaction) - effect, not otherwise
   specified
   Endocrine - other changes
   Skin and Appendages - hair
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: 8,560,1977
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Subcutaneous
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 40 ug/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   PIXXD2 PCT (Patent Cooperation Treaty) International Application.  (U.S.
   Patent and Trademark Office, Foreign Patents, Washington, DC 20231)
   Volume(issue)/page/year: #86-05395
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Intravenous
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 101 ug/kg
TOXIC EFFECTS :
   Sense Organs and Special Senses (Eye) - mydriasis (pupillary dilation)
   Sense Organs and Special Senses (Eye) - chromodacryorrhea
   Blood - changes in spleen
REFERENCE :
   OYYAA2 Oyo Yakuri.  Pharmacometrics.  (Oyo Yakuri Kenkyukai, CPO Box 180,
   Sendai 980-91, Japan) V.1-    1967-  Volume(issue)/page/year: 15,653,1978
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 440 ug/kg
TOXIC EFFECTS :
   Sense Organs and Special Senses (Eye) - lacrimation
   Blood - changes in spleen
   Skin and Appendages - hair
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: 8,560,1977
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Subcutaneous
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 55 ug/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   PIXXD2 PCT (Patent Cooperation Treaty) International Application.  (U.S.
   Patent and Trademark Office, Foreign Patents, Washington, DC 20231)
   Volume(issue)/page/year: #86-05395
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Intravenous
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 56 ug/kg
TOXIC EFFECTS :
   Lungs, Thorax, or Respiration - dyspnea
   Musculoskeletal - other changes
   Skin and Appendages - hair
REFERENCE :
   TXAPA9 Toxicology and Applied Pharmacology.  (Academic Press, Inc., 1 E.
   First St., Duluth, MN 55802) V.1-    1959-  Volume(issue)/page/year:
   36,323,1976
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Mammal - dog
DOSE/DURATION           : 500 ug/kg
TOXIC EFFECTS :
   Sense Organs and Special Senses (Eye) - lacrimation
   Behavioral - altered sleep time (including change in righting reflex)
   Gastrointestinal - hypermotility, diarrhea
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: 9,103,1978
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Intravenous
SPECIES OBSERVED        : Mammal - dog
DOSE/DURATION           : 200 ug/kg
TOXIC EFFECTS :
   Sense Organs and Special Senses (Eye) - lacrimation
   Behavioral - somnolence (general depressed activity)
   Nutritional and Gross Metabolic - changes in calcium
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: 9,103,1978
 
                 ** OTHER MULTIPLE DOSE TOXICITY DATA **
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 9100 ng/kg/13W-I
TOXIC EFFECTS :
   Kidney, Ureter, Bladder - other changes in urine composition
   Endocrine - changes in adrenal weight
   Nutritional and Gross Metabolic - changes in calcium
REFERENCE :
   OYYAA2 Oyo Yakuri.  Pharmacometrics.  (Oyo Yakuri Kenkyukai, CPO Box 180,
   Sendai 980-91, Japan) V.1-    1967-  Volume(issue)/page/year: 15,653,1978
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 375 ug/kg/30D-I
TOXIC EFFECTS :
   Blood - changes in serum composition (e.g. TP, bilirubin, cholesterol)
   Nutritional and Gross Metabolic - changes in calcium
   Related to Chronic Data - death
REFERENCE :
   TXAPA9 Toxicology and Applied Pharmacology.  (Academic Press, Inc., 1 E.
   First St., Duluth, MN 55802) V.1-    1959-  Volume(issue)/page/year:
   36,323,1976
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 91 ug/kg/26W-I
TOXIC EFFECTS :
   Kidney, Ureter, Bladder - other changes in urine composition
   Endocrine - changes in spleen weight
   Nutritional and Gross Metabolic - changes in calcium
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: 8,589,1977
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Mammal - dog
DOSE/DURATION           : 30 ug/kg/30D-I
TOXIC EFFECTS :
   Nutritional and Gross Metabolic - weight loss or decreased weight gain
   Nutritional and Gross Metabolic - changes in calcium
   Biochemical - Enzyme inhibition, induction, or change in blood or tissue
   levels - transaminases
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: 9,103,1978
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Mammal - dog
DOSE/DURATION           : 27300 ng/kg/13W-I
TOXIC EFFECTS :
   Behavioral - muscle weakness
   Nutritional and Gross Metabolic - weight loss or decreased weight gain
   Related to Chronic Data - death
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: 30,2739,1996
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Mammal - dog
DOSE/DURATION           : 30 ug/kg/30D-I
TOXIC EFFECTS :
   Endocrine - changes in thymus weight
   Nutritional and Gross Metabolic - changes in calcium
   Related to Chronic Data - death
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: 9,103,1978
 
                          ** REPRODUCTIVE DATA **
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rat
DOSE                    : 1100 ng/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 - Effects on Newborn - physical
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: 12,32,1978
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rat
DOSE                    : 220 ng/kg
SEX/DURATION            : female 7-17 day(s) after conception
TOXIC EFFECTS :
   Reproductive - Effects on Newborn - viability index (e.g., # alive at day 4
   per # born alive)
   Reproductive - Effects on Newborn - weaning or lactation index (e.g., #
   alive at weaning per # alive at day 4)
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: 12,32,1978
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rat
DOSE                    : 520 ng/kg
SEX/DURATION            : female 17-21 day(s) after conception
                          lactating female 21 day(s) post-birth
TOXIC EFFECTS :
   Reproductive - Specific Developmental Abnormalities - urogenital 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: 12,716,1978
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rat
DOSE                    : 35 ug/kg
SEX/DURATION            : female 14 day(s) pre-mating
TOXIC EFFECTS :
   Reproductive - Maternal Effects - menstrual cycle changes or disorders
   Reproductive - Fertility - mating performance (e.g. # sperm positive females
   per # females mated; # copulations per # estrus cycles)
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: 12,203,1978
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rabbit
DOSE                    : 3600 ng/kg
SEX/DURATION            : female 6-18 day(s) after conception
TOXIC EFFECTS :
   Reproductive - Maternal Effects - other effects
   Reproductive - Effects on Embryo or Fetus - fetal death
   Reproductive - Specific Developmental Abnormalities - musculoskeletal system
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: 8,615,1977
 
                            *** END OF RECORD ***