Metaldehyde
Names
[ CAS No. ]:
108-62-3
[ Name ]:
Metaldehyde
[Synonym ]:
1,3,5,7-Tetroxocane, 2,4,6,8-tetramethyl-
2,4,6,8-tetramethyl-1,3,5,7-tetraoxocane
Metaldehyde
EINECS 203-600-2
Antimilace
2,4,6,8-TETRAMETHYL-1,3,5,7-TETRAOXACYCLOOCTANCE
Aldehyde (meta)
Acetaldehyde polymerized
MFCD00071549
Acetaldehyde Tetramer
2,4,6,8-tetramethyl-1,3,5,7-tetraoxocane，Metaldehyde
2,4,6,8-Tetramethyl-1,3,5,7-tetroxocane
2,4,6,8-Tetramethyl-1,3,5,7-tetraoxacyclooctane
Acetaldehyde, tetramer
Namekil
Metacetaldehyde
Biological Activity
[Description]:
[Related Catalog]:
[Related Small Molecules]
Chemical & Physical Properties
[ Density]:
0.9±0.1 g/cm3
[ Boiling Point ]:
194.3±25.0 °C at 760 mmHg
[ Melting Point ]:
246 °C
[ Molecular Formula ]:
C8H16O4
[ Molecular Weight ]:
176.210
[ Flash Point ]:
71.1±30.0 °C
[ Exact Mass ]:
176.104858
[ PSA ]:
36.92000
[ LogP ]:
1.14
[ Vapour Pressure ]:
0.6±0.4 mmHg at 25°C
[ Index of Refraction ]:
1.386
[ Water Solubility ]:
0.02 g/100 mL (20 ºC)
MSDS
Toxicological Information
CHEMICAL IDENTIFICATION
- RTECS NUMBER :
- XF9900000
- CHEMICAL NAME :
- 1,3,5,7-Tetroxocane, 2,4,6,8-tetramethyl-
- CAS REGISTRY NUMBER :
- 108-62-3
- LAST UPDATED :
- 199710
- DATA ITEMS CITED :
- 18
- MOLECULAR FORMULA :
- C8-H16-O4
- MOLECULAR WEIGHT :
- 176.24
- WISWESSER LINE NOTATION :
- T8O CO EO GOTJ B1 D1 F1 H1
HEALTH HAZARD DATA
ACUTE TOXICITY DATA
- TYPE OF TEST :
- LDLo - Lowest published lethal dose
- ROUTE OF EXPOSURE :
- Oral
- SPECIES OBSERVED :
- Human - child
- DOSE/DURATION :
- 100 mg/kg
- TOXIC EFFECTS :
- Behavioral - convulsions or effect on seizure threshold
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Oral
- SPECIES OBSERVED :
- Rodent - rat
- DOSE/DURATION :
- 227 mg/kg
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- TYPE OF TEST :
- LC50 - Lethal concentration, 50 percent kill
- ROUTE OF EXPOSURE :
- Inhalation
- SPECIES OBSERVED :
- Rodent - rat
- DOSE/DURATION :
- 203 mg/m3/4H
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Administration onto the skin
- SPECIES OBSERVED :
- Rodent - rat
- DOSE/DURATION :
- 2275 mg/kg
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Oral
- SPECIES OBSERVED :
- Rodent - mouse
- DOSE/DURATION :
- 200 mg/kg
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- TYPE OF TEST :
- LC50 - Lethal concentration, 50 percent kill
- ROUTE OF EXPOSURE :
- Inhalation
- SPECIES OBSERVED :
- Rodent - mouse
- DOSE/DURATION :
- 348 mg/m3/2H
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Oral
- SPECIES OBSERVED :
- Mammal - dog
- DOSE/DURATION :
- 600 mg/kg
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Oral
- SPECIES OBSERVED :
- Mammal - cat
- DOSE/DURATION :
- 207 mg/kg
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Oral
- SPECIES OBSERVED :
- Rodent - rabbit
- DOSE/DURATION :
- 290 mg/kg
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Oral
- SPECIES OBSERVED :
- Rodent - guinea pig
- DOSE/DURATION :
- 175 mg/kg
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Unreported
- SPECIES OBSERVED :
- Mammal - species unspecified
- DOSE/DURATION :
- 600 mg/kg
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- TYPE OF TEST :
- TDLo - Lowest published toxic dose
- ROUTE OF EXPOSURE :
- Oral
- DOSE :
- 61 gm/kg
- SEX/DURATION :
- multigenerations
- TOXIC EFFECTS :
- Reproductive - Fertility - male fertility index (e.g. # males impregnating females per # males exposed to fertile nonpregnant females) 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)
- TYPE OF TEST :
- TDLo - Lowest published toxic dose
- ROUTE OF EXPOSURE :
- Oral
- DOSE :
- 61 gm/kg
- SEX/DURATION :
- multigenerations
- TOXIC EFFECTS :
- Reproductive - Maternal Effects - uterus, cervix, vagina
MUTATION DATA
- TYPE OF TEST :
- Mutation in microorganisms
- TEST SYSTEM :
- Yeast - Saccharomyces cerevisiae
- DOSE/DURATION :
- 5 ppm
- REFERENCE :
- RSTUDV Rivista di Scienza e Technologia degli Alimenti e di Nutrizione Umana. Review of Science and Technology of Food and Human Nutrition. (Bologna, Italy) V.5-6, 1975-76. Discontinued. Volume(issue)/page/year: 6,161,1976 *** REVIEWS *** TOXICOLOGY REVIEW VETRAX Veterinary Record. (7 Mansfield St., London W1M 0AT, UK) V.1- 1888- Volume(issue)/page/year: 93,420,1973 *** U.S. STANDARDS AND REGULATIONS *** EPA FIFRA 1988 PESTICIDE SUBJECT TO REGISTRATION OR RE-REGISTRATION FEREAC Federal Register. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) V.1- 1936- Volume(issue)/page/year: 54,7740,1989 *** OCCUPATIONAL EXPOSURE LIMITS *** OEL-RUSSIA:STEL 0.2 mg/m3 JAN 1993
Safety Information
[ Hazard Codes ]:
Xn:Harmful;
[ Risk Phrases ]:
R10;R22
[ Safety Phrases ]:
S13-S25-S46
[ RIDADR ]:
1332
[ RTECS ]:
XF9900000
[ Packaging Group ]:
III
[ Hazard Class ]:
4.1
[ HS Code ]:
2912500010
Synthetic Route
Precursor & DownStream
Precursor
DownStream
Customs
[ HS Code ]: 2912120000
[ Summary ]:
2912120000 acetaldehyde。supervision conditions:x(environment control release notice for poisonous chemicals)。VAT:17.0%。tax rebate rate:9.0%。MFN tarrif:5.5%。general tariff:30.0%