*** CHEMICAL IDENTIFICATION *** RTECS NUMBER : SZ8562100 CHEMICAL NAME : Phosphonic acid, (1-hydroxyethylidene)di- CAS REGISTRY NUMBER : 2809-21-4 OTHER CAS REGISTRY NOS. : 106908-76-3 BEILSTEIN REFERENCE NO. : 1789291 REFERENCE : 0-02-00-00171 (Beilstein Handbook Reference) LAST UPDATED : 199710 DATA ITEMS CITED : 11 MOLECULAR FORMULA : C2-H8-O7-P2 MOLECULAR WEIGHT : 206.04 COMPOUND DESCRIPTOR : Reproductive Effector SYNONYMS/TRADE NAMES : * Dequest 2010 * Dequest 2015 * Dequest Z 010 * EHDP * Ethane-1-hydroxy-1,1-diphosphonate * 1,1,1-Ethanetriol diphosphonate * Etidronic acid * Ferrofos 510 * HEDP * 1-Hydroxy-1,1-diphosphonoethane * Hydroxyethanediphosphonic acid * 1-Hydroxyethanediphosphonic acid * Oxyethylidenediphosphonic acid * Phosphonic acid, 1-hydroxy-1,1-ethanediyl ester * Phosphonic acid, (1-hydroxyethylidene)bis- * 1000SL * Turpinal SL *** HEALTH HAZARD DATA *** ** ACUTE TOXICITY DATA ** TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 1800 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : ACIEAY Angewandte Chemie, International Edition in English. (VCH Pub., Inc., 303 NW 12th Ave., Deerfield Beach, FL 33441) V.1- 1962- Volume(issue)/page/year: 14,94,1975 ** REPRODUCTIVE DATA ** TYPE OF TEST : TDLo - Lowest published toxic dose ROUTE OF EXPOSURE : Intraperitoneal SPECIES OBSERVED : Rodent - mouse DOSE : 40 mg/kg SEX/DURATION : female 7 day(s) after conception TOXIC EFFECTS : Reproductive - Fertility - pre-implantation mortality (e.g. reduction in number of implants per female; total number of implants per corpora lutea) Reproductive - Effects on Embryo or Fetus - fetotoxicity (except death, e.g., stunted fetus) REFERENCE : SIGAAE Shika Igaku. Odontology. (Osaka Shika Gakkai, 1-47 Kyobashi, Higashi-ku, Osaka 540, Japan) V.1- 1930- Volume(issue)/page/year: 50,879,1987 TYPE OF TEST : TDLo - Lowest published toxic dose ROUTE OF EXPOSURE : Intraperitoneal SPECIES OBSERVED : Rodent - mouse DOSE : 200 mg/kg SEX/DURATION : female 7 day(s) after conception TOXIC EFFECTS : Reproductive - Specific Developmental Abnormalities - craniofacial (including nose and tongue) Reproductive - Specific Developmental Abnormalities - blood and lymphatic systems (including spleen and marrow) REFERENCE : JODUA2 Journal of Osaka Dental University. (Osaka Dental Univ., 1-47, Kyobashi Higashi-ku, Osaka 540, Japan) V.1- 1967- Volume(issue)/page/year: 20,91,1986 TYPE OF TEST : TDLo - Lowest published toxic dose ROUTE OF EXPOSURE : Intraperitoneal SPECIES OBSERVED : Rodent - mouse DOSE : 200 mg/kg SEX/DURATION : female 7 day(s) after conception TOXIC EFFECTS : Reproductive - Effects on Embryo or Fetus - fetotoxicity (except death, e.g., stunted fetus) REFERENCE : JODUA2 Journal of Osaka Dental University. (Osaka Dental Univ., 1-47, Kyobashi Higashi-ku, Osaka 540, Japan) V.1- 1967- Volume(issue)/page/year: 19,87,1985 TYPE OF TEST : TDLo - Lowest published toxic dose ROUTE OF EXPOSURE : Intraperitoneal SPECIES OBSERVED : Rodent - mouse DOSE : 200 mg/kg SEX/DURATION : female 8 day(s) after conception TOXIC EFFECTS : Reproductive - Effects on Embryo or Fetus - fetotoxicity (except death, e.g., stunted fetus) REFERENCE : SIGAAE Shika Igaku. Odontology. (Osaka Shika Gakkai, 1-47 Kyobashi, Higashi-ku, Osaka 540, Japan) V.1- 1930- Volume(issue)/page/year: 49,837,1986 TYPE OF TEST : TDLo - Lowest published toxic dose ROUTE OF EXPOSURE : Subcutaneous SPECIES OBSERVED : Rodent - mouse DOSE : 200 mg/kg SEX/DURATION : female 13 day(s) after conception TOXIC EFFECTS : Reproductive - Specific Developmental Abnormalities - musculoskeletal system REFERENCE : TJADAB Teratology, The International Journal of Abnormal Development. (Alan R. Liss, Inc., 41 E. 11th St., New York, NY 10003) V.1- 1968- Volume(issue)/page/year: 26(1),16A,1982 TYPE OF TEST : TDLo - Lowest published toxic dose ROUTE OF EXPOSURE : Subcutaneous SPECIES OBSERVED : Rodent - mouse DOSE : 1400 mg/kg SEX/DURATION : female 11-17 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 : SEIJBO Senten Ijo. Congenital Anomalies. (Nippon Senten Ijo Gakkai, c/o Kinki Daigaku Igakubu Kaibagaku Kyoshitsu, 380 Nishiyama, Sayama-cho, Mirami-Kawachi-gun, Osaka-fu, Japan) V.1-26, 1960-86. For publisher information, see CGANE7. Volume(issue)/page/year: 22,47,1982 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOHS - National Occupational Hazard Survey (1974) NOHS Hazard Code - M0985 No. of Facilities: 404 (estimated) No. of Industries: 10 No. of Occupations: 7 No. of Employees: 6655 (estimated) NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - M0985 No. of Facilities: 3273 (estimated) No. of Industries: 73 No. of Occupations: 46 No. of Employees: 44885 (estimated) No. of Female Employees: 3814 (estimated) *** STATUS IN U.S. *** EPA TSCA Section 8(b) CHEMICAL INVENTORY EPA TSCA TEST SUBMISSION (TSCATS) DATA BASE, JUNE 1998 *** END OF RECORD ***