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6440-58-0

6440-58-0 structure
6440-58-0 structure
Name Dimethyloldimethyl hydantoin
Synonyms DMDMH and BIT
1,3-bis(hydroxymethyl)-5,5-dimethyl-1,3-diazolidine-2,4-dione
EINECS 229-222-8
1,3-Bis(hydroxymethyl)-5,5-dimethyl-2,4-imidazolidinedione
1,3-Dihydroxymethyl-5,5-dimethylhydantoin
Hydantoin, 1,3-bis(hydroxymethyl)-5,5-dimethyl-
Glydant
dimethylol dimethyl hydantion
dimethylol-5,5-dimethylhydantoin
1,3-Bis(hydroxymethyl)-5,5-dimethylimidazolidine-2,4-dione
2,4-Imidazolidinedione, 1,3-bis(hydroxymethyl)-5,5-dimethyl-
Mackgard DM
1,3-DIMETHYLOL-5,5-DIMETHYL-HYDANTOIN
DMDMH
dmdmh55
MFCD00467199
1,3-dimethylol-5,5-dimethyl hydantoin
dimethylol
1,3-bis
DMDM hydantoin
1,3-dimethylol-5,5-dimethylhydantoin
Density 1.4±0.1 g/cm3
Boiling Point 303.7±52.0 °C at 760 mmHg
Melting Point 797 °C(lit.)
Molecular Formula C7H12N2O4
Molecular Weight 188.181
Flash Point 137.5±30.7 °C
Exact Mass 188.079712
PSA 81.08000
LogP -1.95
Vapour Pressure 0.0±1.4 mmHg at 25°C
Index of Refraction 1.529

CHEMICAL IDENTIFICATION

RTECS NUMBER :
MT9191500
CHEMICAL NAME :
Hydantoin, 1,3-bis(hydroxymethyl)-5,5-dimethyl-
CAS REGISTRY NUMBER :
6440-58-0
LAST UPDATED :
199701
DATA ITEMS CITED :
6
MOLECULAR FORMULA :
C7-H12-N2-O4
MOLECULAR WEIGHT :
188.21

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
Standard Draize test
ROUTE OF EXPOSURE :
Administration onto the skin
SPECIES OBSERVED :
Rodent - rabbit
REFERENCE :
JACTDZ Journal of the American College of Toxicology. (Mary Ann Liebert, Inc., 1651 Third Ave., New York, NY 10128) V.1-12, 1982-1993. Discontinued. Volume(issue)/page/year: 7(3),245,1988 ** ACUTE TOXICITY DATA **
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
2 gm/kg
TOXIC EFFECTS :
Gastrointestinal - ulceration or bleeding from stomach Liver - other changes Kidney, Ureter, Bladder - other changes
REFERENCE :
JACTDZ Journal of the American College of Toxicology. (Mary Ann Liebert, Inc., 1651 Third Ave., New York, NY 10128) V.1-12, 1982-1993. Discontinued. Volume(issue)/page/year: 7(3),245,1988
TYPE OF TEST :
LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
3 gm/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
ABCHA6 Agricultural and Biological Chemistry. (Maruzen Co. Ltd., POB 5050, Tokyo International, Tokyo 100-31, Japan) V.25- 1961- Volume(issue)/page/year: 40,1705,1976
TYPE OF TEST :
LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE :
Intraperitoneal
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
1320 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
ABCHA6 Agricultural and Biological Chemistry. (Maruzen Co. Ltd., POB 5050, Tokyo International, Tokyo 100-31, Japan) V.25- 1961- Volume(issue)/page/year: 40,1705,1976 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - X9646 No. of Facilities: 2940 (estimated) No. of Industries: 12 No. of Occupations: 38 No. of Employees: 88285 (estimated) No. of Female Employees: 67234 (estimated)
Hazard Codes Xi: Irritant;
Risk Phrases 22-36-43
Safety Phrases 26-36/37
HS Code 2933990090
HS Code 2933990090
Summary 2933990090. heterocyclic compounds with nitrogen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

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