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598-50-5

598-50-5 structure
598-50-5 structure

Name N-methyl urea
Synonyms EINECS 209-935-0
N-methylthiourea
Monomethylurea
1-Methylurea
Methylmocovina [Czech]
Methyl urea
Methylharnstoff [German]
Methylurea
urea,N-methyl
Urea, N-methyl-
3-methylurea
Urea,methyl
MFCD00007950
Density 1.0±0.1 g/cm3
Boiling Point 114.6±13.0 °C at 760 mmHg
Melting Point ~93 °C
Molecular Formula C2H6N2O
Molecular Weight 74.082
Flash Point 23.1±19.8 °C
Exact Mass 74.048012
PSA 55.12000
LogP -1.23
Vapour Pressure 19.8±0.2 mmHg at 25°C
Index of Refraction 1.432
Water Solubility 1000 g/L (20 ºC)

CHEMICAL IDENTIFICATION

RTECS NUMBER :
YT7175000
CHEMICAL NAME :
Urea, methyl-
CAS REGISTRY NUMBER :
598-50-5
LAST UPDATED :
199710
DATA ITEMS CITED :
10
MOLECULAR FORMULA :
C2-H6-N2-O
MOLECULAR WEIGHT :
74.10
WISWESSER LINE NOTATION :
ZVM1

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
500 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 :
Intraperitoneal
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
>2 gm/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
TYPE OF TEST :
LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE :
Parenteral
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
10189 mg/kg
TOXIC EFFECTS :
Behavioral - general anesthetic Behavioral - somnolence (general depressed activity) Behavioral - convulsions or effect on seizure threshold

MUTATION DATA

TYPE OF TEST :
Mutation in microorganisms
TEST SYSTEM :
Protozoa - Chlamydomonas reinhardi
DOSE/DURATION :
400 mmol/L
REFERENCE :
FOMIAZ Folia Microbiologica (Prague). (Academia, Vodickova 40, 112 29 Prague 1, Czechoslavakia) V.4- 1959- Volume(issue)/page/year: 20,452,1975
Personal Protective Equipment Eyeshields;Gloves;type N95 (US);type P1 (EN143) respirator filter
Hazard Codes Xn:Harmful;
Risk Phrases R20/21/22;R37;R68
Safety Phrases S22-S36-S45-S36/37
RIDADR NONH for all modes of transport
WGK Germany 3
RTECS YT7175000
HS Code 29241900
HS Code 2924199090
Summary 2924199090. other acyclic amides (including acyclic carbamates) and their derivatives; salts thereof. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%
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