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3337-71-1

Basic Information
CAS No.: 3337-71-1
Name: Asulam
Article Data: 7
Molecular Structure:
Molecular Structure of 3337-71-1 (Asulam)
Formula: C8H10N2O4S
Molecular Weight: 230.244
Synonyms: Carbamicacid, [(4-aminophenyl)sulfonyl]-, methyl ester (9CI);Carbamic acid,sulfanilyl-, methyl ester (7CI,8CI);Asulox F;M and B 9057;MB 9057;Methyl (4-aminophenylsulfonyl)carbamate;Methyl4-aminobenzenesulfonylcarbamate;Methyl p-aminobenzenesulfonylcarbamate;N1-Methoxycarbonylsulfanilamide;Plakin;Carbamic acid, [(4-aminophenyl)sulfonyl]-, methyl ester;carbamic acid, N-[(4-aminophenyl)sulfonyl]-, methyl ester;Methyl [(4-aminophenyl)sulfonyl]carbamate;
EINECS: 222-077-1
Density: 1.418 g/cm3
Melting Point: 142-144°C (dec.)
Solubility: 5g/L(room temperature)
Hazard Symbols: HarmfulXn
Risk Codes: 22
PSA: 106.87000
LogP: 2.36640
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    Asulam

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    Asulam

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    3337-71-1 asulam

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    Specifications Classification: Acaricide, Biological Pesticide, Fungicide, Herbicide, Insecticide, Molluscicide, Nematicide, Plant Growth Regulator, Rodenticide, Agrochemicals CAS No.: 3337-71-1 Other Names: ASULAM MF: C8H10N2O4S EINECS No.:

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    3337-71-1 Asulam

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    3337-71-1 Asulam Application:3337-71-1 Asulam

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  • Asulam cas  3337-71-1

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    Asulam cas 3337-71-1

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    Asulam cas 3337-71-1Appearance:white crystalline powder Storage:Store in dry, dark and ventilated place Package:25KG drum Application:intermediate Transportation:by air, by sea, by express

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Specification

The Asulam, with the CAS registry number 3337-71-1 and EINECS registry number 222-077-1, has the systematic name of methyl [(4-aminophenyl)sulfonyl]carbamate. And the molecular formula of this chemical is C8H10N2O4S. In addition, it is harmful if swallowed, and should be stored at 0-6°C.

The physical properties of Asulam are as following: (1)ACD/LogP: -0.11; (2)# of Rule of 5 Violations: 0; (3)ACD/LogD (pH 5.5): -1.02; (4)ACD/LogD (pH 7.4): -2.05; (5)ACD/BCF (pH 5.5): 1; (6)ACD/BCF (pH 7.4): 1; (7)ACD/KOC (pH 5.5): 2.56; (8)ACD/KOC (pH 7.4): 1; (9)#H bond acceptors: 6; (10)#H bond donors: 3; (11)#Freely Rotating Bonds: 3; (12)Polar Surface Area: 75.3 Å2; (13)Index of Refraction: 1.579; (14)Molar Refractivity: 53.95 cm3; (15)Molar Volume: 162.2 cm3; (16)Polarizability: 21.38×10-24cm3; (17)Surface Tension: 56.5 dyne/cm; (18)Density: 1.418 g/cm3.

Preparation of Asulam: It can be synthesized from 4-Aminobenzensulfonamide, which is reacted with methyl chloroformate in the presence of alkali binding agent with the temperature of 10-20°C in organic solvent. Then the Asulam is obtained by neutralizing with potassium carbonate in solvent acetone.

Uses of Asulam: It is a wild oat herbicide used in prairie regions for control of wild oats in cereal grains such as wheat. It is used to kill brackenand docks. In addition, it is also used as an antiviral agent.

You can still convert the following datas into molecular structure:
(1)SMILES: O=S(=O)(c1ccc(N)cc1)NC(=O)OC
(2)InChI: InChI=1/C8H10N2O4S/c1-14-8(11)10-15(12,13)7-4-2-6(9)3-5-7/h2-5H,9H2,1H3,(H,10,11)
(3)InChIKey: VGPYEHKOIGNJKV-UHFFFAOYAJ

The toxicity data is as follows:

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
chicken LD50 oral > 2gm/kg (2000mg/kg)   Pesticide Manual. Vol. 9, Pg. 39, 1991.
dog LD50 oral > 5gm/kg (5000mg/kg)   Nippon Noyaku Gakkaishi. Journal of the Pesticide Science Society of Japan. Vol. 15, Pg. 497, 1990.
mouse LD50 oral > 5gm/kg (5000mg/kg)   Nippon Noyaku Gakkaishi. Journal of the Pesticide Science Society of Japan. Vol. 15, Pg. 497, 1990.
mouse LD50 unreported 5gm/kg (5000mg/kg)   "Chemistry of Pesticides," Melnikov, N.N., New York, Springer-Verlag New York, Inc., 1971Vol. -, Pg. 204, 1971.
pigeon LD50 oral > 2gm/kg (2000mg/kg)   Pesticide Manual. Vol. 9, Pg. 39, 1991.
quail LD50 oral > 2gm/kg (2000mg/kg)   Pesticide Manual. Vol. 9, Pg. 39, 1991.
rabbit LD50 oral > 2gm/kg (2000mg/kg)   "Agrochemicals Handbook," with updates, Hartley, D., and H. Kidd, eds., Nottingham, Royal Soc of Chemistry, 1983-86Vol. A021, Pg. 1983,
rat LC50 inhalation > 18900mg/m3 (18900mg/m3)   Nippon Noyaku Gakkaishi. Journal of the Pesticide Science Society of Japan. Vol. 15, Pg. 497, 1990.
rat LD50 oral 2gm/kg (2000mg/kg)   "Agricultural Chemicals," Thomson, W.T., 4 vols., Fresno, CA, Thomson Publications, 1976/77 revisionVol. 2, Pg. 90, 1977.
rat LD50 skin > 10gm/kg (10000mg/kg)   Nippon Noyaku Gakkaishi. Journal of the Pesticide Science Society of Japan. Vol. 15, Pg. 497, 1990.