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Home> Encyclopedia >Agrochemicals & Pesticides>Pharmaceutical Intermediates>Organic Intermediates
Halosulfuron methyl structure
Halosulfuron methyl structure

Halosulfuron methyl

Iupac Name:methyl 3-chloro-5-[(4,6-dimethoxypyrimidin-2-yl)carbamoylsulfamoyl]-1-methylpyrazole-4-carboxylate
CAS No.: 100784-20-1
Molecular Weight:434.808
Modify Date.: 2022-10-30 22:30
Introduction: Herbicide. View more+
1. Names and Identifiers
1.1 Name
Halosulfuron methyl
1.2 Synonyms

1H-Pyrazole-4-carboxylic acid, 3-chloro-5-[[[[(4,6-dimethoxy-2-pyrimidinyl)amino]carbonyl]amino]sulfonyl]-1-methyl-, methyl ester -1-methyl-1H-pyrazole-4-carboxylate 3-Chloro-5-[[[[(4,6-dimethoxy-2-pyrimidinyl)amino]carbonyl]amino]sulfonyl]-1-methyl-1H-pyrazole-4-carboxylic acid methyl ester 3-Chloro-5-[[3-(4,6-dimethoxypyrimidin-2-yl)ureido]sulfonyl]-1-methyl-1H-pyrazole-4-carboxylic Acid Methyl Ester Halosulfuron-m Halosulfuron-Methy halosulfuron-methyl methyl 3-chloro-5-(4,6-dimethoxypyrimidin-2-ylcarbamoylsulfamoyl)-1-methylpyrazole-4-carboxylate Methyl 3-chloro-5-(N-((4,6-dimethoxypyrimidin-2-yl) methyl 3-chloro-5-[(4,6-dimethoxypyrimidin-2-yl)carbamoylsulfamoyl]-1-methylpyrazole-4-carboxylate methyl 3-chloro-5-[[[[(4,6-dimethoxy-2-pyrimidinyl)amino]carbonyl]amino]sulfonyl]-1-methyl-1H-pyrazole-4-carboxylate Methyl 3-Chloro-5-[[3-(4,6-dimethoxypyrimidin-2-yl)ureido]sulfonyl]-1-methyl-1H-pyrazole-4-carboxylate Methyl 3-chloro-5-{[(4,6-dimethoxy-2-pyrimidinyl)carbamoyl]sulfamoyl}-1-methyl-1H-pyrazole-4-carboxylate Methyl 3-chloro-5-{[(4,6-dimethoxypyrimidin-2-yl)carbamoyl]sulfamoyl}-1-methyl-1H-pyrazole-4-carboxylate MFCD01631160 SEMPRA(R) sulfamoyl) T6N CNJ DO1 FO1 BMVMSW- ET5NNJ A1 CG DVO1

1.3 CAS No.
100784-20-1
1.4 CID
91763
1.5 EINECS(EC#)
600-130-3
1.6 Molecular Formula
C13H15ClN6O7S (isomer)
1.7 Inchi
InChI=1S/C13H15ClN6O7S/c1-20-10(8(9(14)18-20)11(21)27-4)28(23,24)19-13(22)17-12-15-6(25-2)5-7(16-12)26-3/h5H,1-4H3,(H2,15,16,17,19,22)
1.8 InChkey
FMGZEUWROYGLAY-UHFFFAOYSA-N
1.9 Canonical Smiles
CN1C(=C(C(=N1)Cl)C(=O)OC)S(=O)(=O)NC(=O)NC2=NC(=CC(=N2)OC)OC
1.10 Isomers Smiles
CN1C(=C(C(=N1)Cl)C(=O)OC)S(=O)(=O)NC(=O)NC2=NC(=CC(=N2)OC)OC
2. Properties
2.1 Density
1.618
2.1 Melting point
175-177℃
2.1 Boiling point
°Cat760mmHg
2.1 Refractive index
1.663
2.1 Flash Point
°C
2.1 Precise Quality
434.04100
2.1 PSA
172.01000
2.1 logP
1.72240
2.1 Appearance
White powder
2.2 Physical
Solid
2.3 pKa
11.96±0.70(Predicted)
2.4 Water Solubility
dissolution: 20 ° C solubility (g / L): .015 in water
2.5 Stability
Stable at normal temperatures and pressures.
2.6 StorageTemp
0-6°C
3. Use and Manufacturing
3.1 GHS Classification
Signal: Warning
GHS Hazard Statements
H400: Very toxic to aquatic life [Warning Hazardous to the aquatic environment, acute hazard]
H410: Very toxic to aquatic life with long lasting effects [Warning Hazardous to the aquatic environment, long-term hazard]

Precautionary Statement Codes
P273, P391, and P501
3.2 Usage
Herbicide.
4. Safety and Handling
4.1 Symbol
GHS09
4.1 Hazard Codes
N
4.1 Signal Word
Warning
4.1 Risk Statements
50/53
4.1 Safety Statements
60-61
4.1 Packing Group
III
4.1 Hazard Class
9
4.1 Hazard Declaration
H400
4.1 RIDADR
UN3077 9/PG 3
4.1 Caution Statement
P273
4.1 WGK Germany
3
4.1 RTECS
UQ6392606
4.1 Safety
Moderately toxic by ingestion and intraperitoneal routes. When heated to decomposition it emits toxic vapors of SOx, NOx, and Cl−.
4.2 Specification

The IUPAC name of Battalion is methyl 3-chloro-5-[(4,6-dimethoxypyrimidin-2-yl)carbamoylsulfamoyl]-1-methylpyrazole-4-carboxylate. With the CAS registry number 100784-20-1, it is also named as Halosulfuron methyl; 1H-Pyrazole-4-carboxylic acid, 3-chloro-5-(((((4,6-dimethoxy-2-pyrimidinyl)amino)carbonyl)amino)sulfonyl)-1-methyl-, methyl ester. The product's categorie is herbicide. When heated to decomposition it emits toxic vapors of SOx, NOx, and Cl-. In addition, Battalionis is white powder which is applied to weed for wheat, corn, rice, sugar cane, grass and so on.

The other characteristics of this product can be summarized as: (1)ACD/LogP: 1.17; (2)# of Rule of 5 Violations: 1; (3)ACD/LogD (pH 5.5): -0.77; (4)ACD/LogD (pH 7.4): -0.83; (5)ACD/BCF (pH 5.5): 1; (6)ACD/BCF (pH 7.4): 1; (7)ACD/KOC (pH 5.5): 1.18; (8)ACD/KOC (pH 7.4): 1.03; (9)#H bond acceptors: 13; (10)#H bond donors: 2; (11)#Freely Rotating Bonds: 5; (12)Molar Refractivity: 96.07 cm3; (13)Molar Volume: 259.2 cm3; (14)Polarizability: 38.08×10-24 cm3; (15)Surface Tension: 62.2 dyne/cm; (16)Rotatable Bond Count: 7; (17)Tautomer Count: 5; (18)Exact Mass: 434.041145; (19)MonoIsotopic Mass: 434.041145; (20)Topological Polar Surface Area: 172; (21)Heavy Atom Count: 28; (22)Complexity: 665.

Preparation of Battalion: It can be obtained by phenyl 4,6-dimethoxypyrimidin-2-yl carbamate and methyl 3-chloro-1-methyl-5-sulfamoylpyrazole-4-carboxylate with the reagent 1,8-diazabicyclo<5.4.0>undec-7-ene and solvent acetonitrile at ambient temperature. The reaction time is 0.5 hours. The yield is 88 %.

People can use the following data to convert to the molecule structure.
1. SMILES: O=S(=O)(c1c(C(=O)OC)c(Cl)nn1C)NC(=O)Nc2nc(OC)cc(OC)n2;
2. InChI: InChI=1/C13H15ClN6O7S/c1-20-10(8(9(14)18-20)11(21)27-4)28(23,24)19-13(22)17-12-15-6(25-2)5-7(16-12)26-3/h5H,1-4H3,(H2,15,16,17,19,22).

The following are the toxicity data which has been tested.

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
bird - wild LD50 oral > 2250mg/kg (2250mg/kg)   National Technical Information Service. Vol. OTS0533870,
rat LD50 intraperitoneal 1164mg/kg (1164mg/kg) BEHAVIORAL: SOMNOLENCE (GENERAL DEPRESSED ACTIVITY)

BEHAVIORAL: CONVULSIONS OR EFFECT ON SEIZURE THRESHOLD
National Technical Information Service. Vol. OTS0533871,

4.3 Toxicity
Organic Compound; Organochloride; Pesticide; Amine; Ether; Amide; Ester; Food Toxin; Metabolite; Herbicide; Household Toxin; Synthetic Compound
5. MSDS

2.Hazard identification

2.1 Classification of the substance or mixture

Hazardous to the aquatic environment, short-term (Acute) - Category Acute 1

Hazardous to the aquatic environment, long-term (Chronic) - Category Chronic 1

2.2 GHS label elements, including precautionary statements

Pictogram(s)
Signal word

Warning

Hazard statement(s)

H410 Very toxic to aquatic life with long lasting effects

Precautionary statement(s)
Prevention

P273 Avoid release to the environment.

Response

P391 Collect spillage.

Storage

none

Disposal

P501 Dispose of contents/container to ...

2.3 Other hazards which do not result in classification

none

6. Other Information
6.0 Merck
14,4602
6.1 Uses
Herbicide.
6.2 Hazard
Moderately toxic by ingestion.
7. Computational chemical data
  • Molecular Weight: 434.808g/mol
  • Molecular Formula: C13H15ClN6O7S
  • Compound Is Canonicalized: True
  • XLogP3-AA: 1.3
  • Exact Mass: 434.0411457
  • Monoisotopic Mass: 434.0411457
  • Complexity: 665
  • Rotatable Bond Count: 7
  • Hydrogen Bond Donor Count: 2
  • Hydrogen Bond Acceptor Count: 10
  • Topological Polar Surface Area: 172
  • Heavy Atom Count: 28
  • Defined Atom Stereocenter Count: 0
  • Undefined Atom Stereocenter Count: 0
  • Defined Bond Stereocenter Count: 0
  • Undefined Bond Stereocenter Count: 0
  • Isotope Atom Count: 0
  • Covalently-Bonded Unit Count: 1
  • CACTVS Substructure Key Fingerprint: AAADccBzuABEAAAAAAAAAAAAAAAAAWAAAAAsAAAAAAAAAAAB4AAAHgYYQAAADAKB2iYznZbIFAKqAiDyfHDYnDkFpqARUDE+blCEDQhEaEgEhKwLCQ5AJGAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA==
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