*** CHEMICAL IDENTIFICATION ***

RTECS NUMBER            : RG5075000
CHEMICAL NAME           : 2,6-Octadienal, 3,7-dimethyl-
CAS REGISTRY NUMBER     : 5392-40-5
BEILSTEIN REFERENCE NO. : 1721871
REFERENCE               : 3-01-00-03053 (Beilstein Handbook Reference)
LAST UPDATED            : 199801
DATA ITEMS CITED        : 30
MOLECULAR FORMULA       : C10-H16-O
MOLECULAR WEIGHT        : 152.26
WISWESSER LINE NOTATION : VH1UY1&3Y1&U1
COMPOUND DESCRIPTOR     : Mutagen
                          Reproductive Effector
                          Natural Product
                          Primary Irritant
SYNONYMS/TRADE NAMES :
   * Citral
   * 3,7-Dimethyl-2,6-octadienal
   * Lemsyn GB
   * NCI-C56348
 
                       *** HEALTH HAZARD DATA ***
 
                      ** SKIN/EYE IRRITATION DATA **
 
TYPE OF TEST            : Standard Draize test
ROUTE OF EXPOSURE       : Administration onto the skin
SPECIES OBSERVED        : Human
DOSE/DURATION           : 40 mg/24H
REACTION SEVERITY       : Mild
REFERENCE :
   FCTXAV Food and Cosmetics Toxicology.  (London, UK)  V.1-19, 1963-81.  For
   publisher information, see FCTOD7.  Volume(issue)/page/year: 17,259,1979
 
TYPE OF TEST            : Standard Draize test
ROUTE OF EXPOSURE       : Administration onto the skin
SPECIES OBSERVED        : Human - man
DOSE/DURATION           : 16 mg/48H
REACTION SEVERITY       : Severe
REFERENCE :
   CTOIDG Cosmetics and Toiletries.  (Allured Pub. Corp., POB 318, Wheaton, IL
   60189)  V.91-    1976-  Volume(issue)/page/year: 94(8),41,1979
 
TYPE OF TEST            : Standard Draize test
ROUTE OF EXPOSURE       : Administration onto the skin
SPECIES OBSERVED        : Rodent - rabbit
DOSE/DURATION           : 500 mg/24H
REACTION SEVERITY       : Moderate
REFERENCE :
   FCTXAV Food and Cosmetics Toxicology.  (London, UK)  V.1-19, 1963-81.  For
   publisher information, see FCTOD7.  Volume(issue)/page/year: 17,259,1979
 
TYPE OF TEST            : Standard Draize test
ROUTE OF EXPOSURE       : Administration onto the skin
SPECIES OBSERVED        : Rodent - rabbit
DOSE/DURATION           : 100 mg/24H
REACTION SEVERITY       : Severe
REFERENCE :
   CTOIDG Cosmetics and Toiletries.  (Allured Pub. Corp., POB 318, Wheaton, IL
   60189)  V.91-    1976-  Volume(issue)/page/year: 94(8),41,1979
 
TYPE OF TEST            : Standard Draize test
ROUTE OF EXPOSURE       : Administration onto the skin
SPECIES OBSERVED        : Mammal - pig
DOSE/DURATION           : 50 mg/48H
REACTION SEVERITY       : Severe
REFERENCE :
   CTOIDG Cosmetics and Toiletries.  (Allured Pub. Corp., POB 318, Wheaton, IL
   60189)  V.91-    1976-  Volume(issue)/page/year: 94(8),41,1979
 
TYPE OF TEST            : Standard Draize test
ROUTE OF EXPOSURE       : Administration onto the skin
SPECIES OBSERVED        : Rodent - guinea pig
DOSE/DURATION           : 1%/48H
REACTION SEVERITY       : Moderate
REFERENCE :
   JSCCA5 Journal of the Society of Cosmetic Chemists.  (Soc. of Cosmetic
   Chemists, 1995 Broadway, Suite 1701, New York, NY 10023)  V.1-    1947-
   Volume(issue)/page/year: 28,357,1977
 
TYPE OF TEST            : Standard Draize test
ROUTE OF EXPOSURE       : Administration onto the skin
SPECIES OBSERVED        : Rodent - guinea pig
DOSE/DURATION           : 100 mg/24H
REACTION SEVERITY       : Severe
REFERENCE :
   CTOIDG Cosmetics and Toiletries.  (Allured Pub. Corp., POB 318, Wheaton, IL
   60189)  V.91-    1976-  Volume(issue)/page/year: 94(8),41,1979
 
                        ** ACUTE TOXICITY DATA **
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 4960 mg/kg
TOXIC EFFECTS :
   Behavioral - somnolence (general depressed activity)
REFERENCE :
   FCTXAV Food and Cosmetics Toxicology.  (London, UK)  V.1-19, 1963-81.  For
   publisher information, see FCTOD7.  Volume(issue)/page/year: 2,327,1964
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Intraperitoneal
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 460 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   JRPFA4 Journal of Reproduction and Fertility.  (Biochemical Soc. Book Depot,
   POB 32, Commerce Way, Colchester, Essex CO2 8HP, UK)  V.1-    1960-
   Volume(issue)/page/year: 55,347,1979
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 6 gm/kg
TOXIC EFFECTS :
   Tumorigenic - active as anti-cancer agent
REFERENCE :
   BIJOAK Biochemical Journal.  (Biochemical Soc. Book Depot, POB 32, Commerce
   Way, Colchester, Essex CO2 8HP, UK)  V.1-    1906- Volume(issue)/page/year:
   34,1196,1940
 
TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Administration onto the skin
SPECIES OBSERVED        : Rodent - rabbit
DOSE/DURATION           : 2250 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   FCTOD7 Food and Chemical Toxicology.  (Pergamon Press Inc., Maxwell House,
   Fairview Park, Elmsford, NY 10523)  V.20-    1982- Volume(issue)/page/year:
   25,505,1987
 
                 ** OTHER MULTIPLE DOSE TOXICITY DATA **
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 24 gm/kg/10D-I
TOXIC EFFECTS :
   Liver - changes in liver weight
   Biochemical - Enzyme inhibition, induction, or change in blood or tissue
   levels - hepatic microsomal mixed oxidase (dealkylation, hydroxylation,
   etc.)
   Biochemical - Effect on specific coenzyme - CoA
REFERENCE :
   FCTOD7 Food and Chemical Toxicology.  (Pergamon Press Inc., Maxwell House,
   Fairview Park, Elmsford, NY 10523)  V.20-    1982- Volume(issue)/page/year:
   25,505,1987
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 14952 mg/kg/14D-I
TOXIC EFFECTS :
   Liver - other changes
   Liver - changes in liver weight
   Related to Chronic Data - death
REFERENCE :
   FCTOD7 Food and Chemical Toxicology.  (Pergamon Press Inc., Maxwell House,
   Fairview Park, Elmsford, NY 10523)  V.20-    1982- Volume(issue)/page/year:
   31,463,1993
 
                          ** REPRODUCTIVE DATA **
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rat
DOSE                    : 1250 mg/kg
SEX/DURATION            : female 6-15 day(s) after conception
TOXIC EFFECTS :
   Reproductive - Effects on Embryo or Fetus - fetotoxicity (except death,
   e.g., stunted fetus)
REFERENCE :
   TXCYAC Toxicology.  (Elsevier Scientific Pub. Ireland, Ltd., POB 85,
   Limerick, Ireland) V.1-    1973-  Volume(issue)/page/year: 96,105,1995
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rat
DOSE                    : 2500 mg/kg
SEX/DURATION            : female 6-15 day(s) after conception
TOXIC EFFECTS :
   Reproductive - Fertility - female fertility index (e.g. # females pregnant
   per # sperm positive females; # females pregnant per # females mated)
   Reproductive - Specific Developmental Abnormalities - other developmental
   abnormalities
REFERENCE :
   TXCYAC Toxicology.  (Elsevier Scientific Pub. Ireland, Ltd., POB 85,
   Limerick, Ireland) V.1-    1973-  Volume(issue)/page/year: 96,105,1995
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rat
DOSE                    : 10 gm/kg
SEX/DURATION            : female 6-15 day(s) after conception
TOXIC EFFECTS :
   Reproductive - Maternal Effects - other 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 - fetal death
REFERENCE :
   TXCYAC Toxicology.  (Elsevier Scientific Pub. Ireland, Ltd., POB 85,
   Limerick, Ireland) V.1-    1973-  Volume(issue)/page/year: 96,105,1995
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rat
DOSE                    : 10 gm/kg
SEX/DURATION            : female 6-15 day(s) after conception
TOXIC EFFECTS :
   Reproductive - Specific Developmental Abnormalities - musculoskeletal system
   Reproductive - Effects on Newborn - sex ratio
REFERENCE :
   TXCYAC Toxicology.  (Elsevier Scientific Pub. Ireland, Ltd., POB 85,
   Limerick, Ireland) V.1-    1973-  Volume(issue)/page/year: 96,105,1995
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Administration onto the skin
SPECIES OBSERVED        : Rodent - rat
DOSE                    : 28 gm/kg
SEX/DURATION            : female 60 day(s) pre-mating
TOXIC EFFECTS :
   Reproductive - Maternal Effects - oogenesis
   Reproductive - Fertility - pre-implantation mortality (e.g. reduction in
   number of implants per female; total number of implants per corpora lutea)
   Reproductive - Fertility - post-implantation mortality (e.g. dead and/or
   resorbed implants per total number of implants)
REFERENCE :
   FCTXAV Food and Cosmetics Toxicology.  (London, UK)  V.1-19, 1963-81.  For
   publisher information, see FCTOD7.  Volume(issue)/page/year: 18,547,1980
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Administration onto the skin
SPECIES OBSERVED        : Rodent - rat
DOSE                    : 46 gm/kg
SEX/DURATION            : female 14 week(s) pre-mating
TOXIC EFFECTS :
   Reproductive - Effects on Newborn - viability index (e.g., # alive at day 4
   per # born alive)
REFERENCE :
   FCTXAV Food and Cosmetics Toxicology.  (London, UK)  V.1-19, 1963-81.  For
   publisher information, see FCTOD7.  Volume(issue)/page/year: 18,547,1980
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Administration onto the skin
SPECIES OBSERVED        : Rodent - rat
DOSE                    : 46 gm/kg
SEX/DURATION            : female 14 week(s) pre-mating
TOXIC EFFECTS :
   Reproductive - Maternal Effects - ovaries, fallopian tubes
   Reproductive - Fertility - other measures of fertility
   Reproductive - Effects on Newborn - viability index (e.g., # alive at day 4
   per # born alive)
REFERENCE :
   JRPFA4 Journal of Reproduction and Fertility.  (Biochemical Soc. Book Depot,
   POB 32, Commerce Way, Colchester, Essex CO2 8HP, UK)  V.1-    1960-
   Volume(issue)/page/year: 55,347,1979
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Administration onto the skin
SPECIES OBSERVED        : Rodent - rat
DOSE                    : 27600 mg/kg
SEX/DURATION            : female 60 day(s) pre-mating
TOXIC EFFECTS :
   Reproductive - Effects on Newborn - live birth index (measured after birth)
REFERENCE :
   JRPFA4 Journal of Reproduction and Fertility.  (Biochemical Soc. Book Depot,
   POB 32, Commerce Way, Colchester, Essex CO2 8HP, UK)  V.1-    1960-
   Volume(issue)/page/year: 55,347,1979
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Intraperitoneal
SPECIES OBSERVED        : Rodent - rat
DOSE                    : 1800 mg/kg
SEX/DURATION            : female 22 week(s) pre-mating
TOXIC EFFECTS :
   Reproductive - Maternal Effects - oogenesis
   Reproductive - Fertility - pre-implantation mortality (e.g. reduction in
   number of implants per female; total number of implants per corpora lutea)
   Reproductive - Fertility - post-implantation mortality (e.g. dead and/or
   resorbed implants per total number of implants)
REFERENCE :
   FCTXAV Food and Cosmetics Toxicology.  (London, UK)  V.1-19, 1963-81.  For
   publisher information, see FCTOD7.  Volume(issue)/page/year: 18,547,1980
 
TYPE OF TEST            : TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE       : Intraperitoneal
SPECIES OBSERVED        : Rodent - rat
DOSE                    : 1800 mg/kg
SEX/DURATION            : female 6 day(s) pre-mating
TOXIC EFFECTS :
   Reproductive - Maternal Effects - ovaries, fallopian tubes
   Reproductive - Effects on Newborn - live birth index (measured after birth)
REFERENCE :
   JRPFA4 Journal of Reproduction and Fertility.  (Biochemical Soc. Book Depot,
   POB 32, Commerce Way, Colchester, Essex CO2 8HP, UK)  V.1-    1960-
   Volume(issue)/page/year: 55,347,1979
 
                            ** MUTATION DATA **
 
TYPE OF TEST            : DNA repair
TEST SYSTEM             : Bacteria - Bacillus subtilis
DOSE/DURATION           : 2222 ug/disc
REFERENCE :
   OIGZDE Osaka-shi Igakkai Zasshi.  Journal of Osaka City Medical Association.
    (Osaka-shi Igakkai, c/o Osaka-shiritsu Daigaku Igakubu, 1-4-54 Asahi-cho,
   Abeno-ku, Osaka, 545, Japan) V.24-    1975- Volume(issue)/page/year:
   34,267,1985

         *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA ***

NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA :
   NOHS - National Occupational Hazard Survey (1974)
     NOHS Hazard Code - 83184
       No. of Facilities: 353 (estimated)
       No. of Industries: 5
       No. of Occupations: 33
       No. of Employees: 68051 (estimated)
   
   NOES - National Occupational Exposure Survey (1983)
     NOES Hazard Code - 83184
       No. of Facilities: 12505 (estimated)
       No. of Industries: 98
       No. of Occupations: 84
       No. of Employees: 200484 (estimated)
       No. of Female Employees: 83180 (estimated)

                          *** STATUS IN U.S. ***
 
   EPA TSCA Section 8(b) CHEMICAL INVENTORY
   
   EPA TSCA Section 8(d) unpublished health/safety studies
   
   EPA TSCA Section 8(e) Risk Notification, 8EHQ-0892-9204
   
   EPA TSCA TEST SUBMISSION (TSCATS) DATA BASE, JUNE 1998

 
                            *** END OF RECORD ***