*** CHEMICAL IDENTIFICATION ***
RTECS NUMBER : DJ3450000
CHEMICAL NAME : 2H-1-Benzopyran-3,5,7-triol,
2-(3,4-dihydroxyphenyl)-3,4-dihydro-, (2R-trans)-
CAS REGISTRY NUMBER : 154-23-4
OTHER CAS REGISTRY NOS. : 321-01-7
16198-00-8
LAST UPDATED : 199710
DATA ITEMS CITED : 19
MOLECULAR FORMULA : C15-H14-O6
MOLECULAR WEIGHT : 290.29
COMPOUND DESCRIPTOR : Mutagen
Reproductive Effector
SYNONYMS/TRADE NAMES :
* (+)-Catechin
* d-Catechin
* D-(+)-Catechin
* Catechin (flavan)
* Catechinic acid
* (+)-Catechol
* D-Catechol
* Catechol (flavan)
* Catechuic acid
* Catergen
* Cianidanol
* KB-53
*** 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 : >10 gm/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
NIIRDN Drugs in Japan (Ethical Drugs). (Yakugyo Jiho Co., Ltd., Tokyo,
Japan) Volume(issue)/page/year: -,430,1990
TYPE OF TEST : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE : Intraperitoneal
SPECIES OBSERVED : Rodent - rat
DOSE/DURATION : 1084 mg/kg
TOXIC EFFECTS :
Lungs, Thorax, or Respiration - dyspnea
REFERENCE :
OYYAA2 Oyo Yakuri. Pharmacometrics. (Oyo Yakuri Kenkyukai, CPO Box 180,
Sendai 980-91, Japan) V.1- 1967- Volume(issue)/page/year: 24,361,1982
TYPE OF TEST : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE : Subcutaneous
SPECIES OBSERVED : Rodent - rat
DOSE/DURATION : >5 gm/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
NIIRDN Drugs in Japan (Ethical Drugs). (Yakugyo Jiho Co., Ltd., Tokyo,
Japan) Volume(issue)/page/year: -,430,1990
TYPE OF TEST : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE : Intravenous
SPECIES OBSERVED : Rodent - rat
DOSE/DURATION : >100 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
NIIRDN Drugs in Japan (Ethical Drugs). (Yakugyo Jiho Co., Ltd., Tokyo,
Japan) Volume(issue)/page/year: -,430,1990
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
REFERENCE :
NIIRDN Drugs in Japan (Ethical Drugs). (Yakugyo Jiho Co., Ltd., Tokyo,
Japan) Volume(issue)/page/year: -,430,1990
TYPE OF TEST : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE : Intraperitoneal
SPECIES OBSERVED : Rodent - mouse
DOSE/DURATION : 68 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
TXCYAC Toxicology. (Elsevier Scientific Pub. Ireland, Ltd., POB 85,
Limerick, Ireland) V.1- 1973- Volume(issue)/page/year: 62,203,1990
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
REFERENCE :
NIIRDN Drugs in Japan (Ethical Drugs). (Yakugyo Jiho Co., Ltd., Tokyo,
Japan) Volume(issue)/page/year: -,430,1990
TYPE OF TEST : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE : Intravenous
SPECIES OBSERVED : Rodent - mouse
DOSE/DURATION : >100 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
NIIRDN Drugs in Japan (Ethical Drugs). (Yakugyo Jiho Co., Ltd., Tokyo,
Japan) Volume(issue)/page/year: -,430,1990
** REPRODUCTIVE DATA **
TYPE OF TEST : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE : Oral
SPECIES OBSERVED : Rodent - rat
DOSE : 55 gm/kg
SEX/DURATION : female 7-17 day(s) after conception
TOXIC EFFECTS :
Reproductive - Effects on Embryo or Fetus - fetotoxicity (except death,
e.g., stunted fetus)
REFERENCE :
OYYAA2 Oyo Yakuri. Pharmacometrics. (Oyo Yakuri Kenkyukai, CPO Box 180,
Sendai 980-91, Japan) V.1- 1967- Volume(issue)/page/year: 24,495,1982
TYPE OF TEST : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE : Oral
SPECIES OBSERVED : Rodent - rat
DOSE : 12150 mg/kg
SEX/DURATION : female 17-22 day(s) after conception
lactating female 21 day(s) post-birth
TOXIC EFFECTS :
Reproductive - Effects on Newborn - viability index (e.g., # alive at day 4
per # born alive)
REFERENCE :
OYYAA2 Oyo Yakuri. Pharmacometrics. (Oyo Yakuri Kenkyukai, CPO Box 180,
Sendai 980-91, Japan) V.1- 1967- Volume(issue)/page/year: 24,509,1982
** MUTATION DATA **
TYPE OF TEST : DNA repair
TEST SYSTEM : Bacteria - Escherichia coli
DOSE/DURATION : 4500 umol/L
REFERENCE :
MUREAV Mutation Research. (Elsevier Science Pub. B.V., POB 211, 1000 AE
Amsterdam, Netherlands) V.1- 1964- Volume(issue)/page/year: 272,145,1992
TYPE OF TEST : Unscheduled DNA synthesis
TEST SYSTEM : Human Lymphocyte
DOSE/DURATION : 200 ug/L
REFERENCE :
ARZNAD Arzneimittel-Forschung. Drug Research. (Editio Cantor Verlag,
Postfach 1255, W-7960 Aulendorf, Fed. Rep. Ger.) V.1- 1951-
Volume(issue)/page/year: 35,1209,1985
TYPE OF TEST : DNA inhibition
TEST SYSTEM : Human Lymphocyte
DOSE/DURATION : 13 mg/L
REFERENCE :
ARZNAD Arzneimittel-Forschung. Drug Research. (Editio Cantor Verlag,
Postfach 1255, W-7960 Aulendorf, Fed. Rep. Ger.) V.1- 1951-
Volume(issue)/page/year: 35,1209,1985
TYPE OF TEST : Mutation test systems - not otherwise specified
TEST SYSTEM : Human Lymphocyte
DOSE/DURATION : 5 umol/L
REFERENCE :
CNREA8 Cancer Research. (Public Ledger Building, Suit 816, 6th & Chestnut
Sts., Philadelphia, PA 19106) V.1- 1941- Volume(issue)/page/year:
45,2471,1985
TYPE OF TEST : Sister chromatid exchange
TEST SYSTEM : Human Lymphocyte
DOSE/DURATION : 5 umol/L
REFERENCE :
CNREA8 Cancer Research. (Public Ledger Building, Suit 816, 6th & Chestnut
Sts., Philadelphia, PA 19106) V.1- 1941- Volume(issue)/page/year:
45,2471,1985
TYPE OF TEST : Sex chromosome loss and nondisjunction
TEST SYSTEM : Human Lymphocyte
DOSE/DURATION : 500 mg/L
REFERENCE :
MUREAV Mutation Research. (Elsevier Science Pub. B.V., POB 211, 1000 AE
Amsterdam, Netherlands) V.1- 1964- Volume(issue)/page/year: 246,205,1991
*** OCCUPATIONAL EXPOSURE LIMITS ***
OEL-FINLAND:TWA 5 ppm (20 mg/m3);STEL 10 ppm (45 mg/m3) JAN 1993
OEL-THE NETHERLANDS:TWA 5 ppm (20 mg/m3) JAN 1993
*** STATUS IN U.S. ***
EPA TSCA TEST SUBMISSION (TSCATS) DATA BASE, JUNE 1998
*** END OF RECORD ***