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19044-88-3

19044-88-3 structure
19044-88-3 structure
  • Name: Oryzalin
  • Chemical Name: oryzalin
  • CAS Number: 19044-88-3
  • Molecular Formula: C12H18N4O6S
  • Molecular Weight: 346.36000
  • Catalog: Chemical pesticide herbicide Other herbicides
  • Create Date: 2018-05-17 08:00:00
  • Modify Date: 2025-08-21 11:20:30
  • Oryzalin is a dinitroaniline herbicide, binding to plant tubulin and inhibits microtubule (MT) polymerization in vitro. Oryzalin depolymerizes MTs and prevented the polymerization of new MTs at all stages of the mitotic cycle[1].
Name oryzalin
Synonyms 4-(dipropylamino)-3,5-dinitrobenzene-1-sulfonamide
Surflan
Caswell No. 623A
4-(dipropylamino)-3,5-dinitrobenzenesulfonamide
Ryzelan
MFCD00078725
3,5-dinitro-N4,N4-dipropylsulfanilamide
Dirimal
ORYZALIN
3,5-Dinitro-4-dipropylamino-benzenesulphonamide
Dinitrodipropylsulfanilamide
Dirimal Extra
3,5-dinitro-N',N'-dipropylsulfanilamide
EINECS 242-777-0
Description Oryzalin is a dinitroaniline herbicide, binding to plant tubulin and inhibits microtubule (MT) polymerization in vitro. Oryzalin depolymerizes MTs and prevented the polymerization of new MTs at all stages of the mitotic cycle[1].
Related Catalog
References

[1]. Morejohn LC, et al. Oryzalin, a dinitroaniline herbicide, binds to plant tubulin and inhibits microtubule polymerization in vitro. Planta. 1987 Oct;172(2):252-64.
Density 1.2
Boiling Point 514ºC at 760mmHg
Melting Point 141°C
Molecular Formula C12H18N4O6S
Molecular Weight 346.36000
Flash Point 264.6ºC
Exact Mass 346.09500
PSA 163.42000
LogP 4.60430
Vapour Pressure 1.13E-10mmHg at 25°C
Index of Refraction 1.588

CHEMICAL IDENTIFICATION

RTECS NUMBER :
WO9350000
CHEMICAL NAME :
Sulfanilamide, 3,5-dinitro-N(sup 4),N(sup 4)-dipropyl-
CAS REGISTRY NUMBER :
19044-88-3
LAST UPDATED :
199710
DATA ITEMS CITED :
11
MOLECULAR FORMULA :
C12-H18-N4-O6-S
MOLECULAR WEIGHT :
346.40
WISWESSER LINE NOTATION :
ZSWR CNW ENW DN3&3

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 :
10000 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 :
>10 gm/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 - dog
DOSE/DURATION :
>1 gm/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 :
1 gm/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 :
Administration onto the skin
SPECIES OBSERVED :
Rodent - rabbit
DOSE/DURATION :
>2 gm/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 :
Bird - chicken
DOSE/DURATION :
1 gm/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 - gerbil
DOSE/DURATION :
>10 gm/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value

MUTATION DATA

TYPE OF TEST :
Mutation in microorganisms
TEST SYSTEM :
Bacteria - Salmonella typhimurium
DOSE/DURATION :
300 ug/plate
REFERENCE :
KHFKDF K'o Hsueh Fa Chan Yueh K'an. Progress in Sciences. (Kuo Chia K'o Hsueh Wei Yuan Hui, 2 Canton St., Taipei 107, Taiwan) V.1- 1973- Volume(issue)/page/year: 8,551,1980 *** 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
Personal Protective Equipment Eyeshields;Gloves
Hazard Codes N:Dangerousfortheenvironment;
Risk Phrases R51/53
Safety Phrases S60
RIDADR UN 3077
RTECS WO9350000
HS Code 2935009017
HS Code 2935009017
Summary 2935009017 4-(dipropylamino)-3,5-dinitrobenzenesulfonamide。supervision conditions:s(import or export registration certificate for pesticides)。VAT:17.0%。tax rebate rate:9.0%。MFN tarrif:6.5%。general tariff:35.0%
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