ChemicalBook CAS DataBase List Mesosulfuron-methyl

Mesosulfuron-methyl synthesis

9synthesis methods

Product Name:Mesosulfuron-methyl
CAS Number:208465-21-8
Molecular formula:C17H21N5O9S2
Molecular Weight:503.51

Dissolve 5.0g 5-methylsulfonylaminomethyl saccharin in 30mL methanol, add 2mL concentrated hydrochloric acid, slowly raise the temperature to reflux, continue the reaction for 5h. The system was concentrated by adding dichloromethane, saturated aqueous so

Benzoic acid, 2-[[(1,1-dimethylethyl)amino]sulfonyl]-4-methyl-, methyl ester

164157-14-6
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208465-21-8
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Yield:-

Steps:

Multi-step reaction with 6 steps
1: N-Bromosuccinimide; 2,2'-azobis(isobutyronitrile) / tetrachloromethane / Inert atmosphere; Reflux
2: sodium azide / ethanol / 6 h / Reflux
3: 5%-palladium/activated carbon; hydrogen / methanol
4: triethylamine / dichloromethane / 2 h / 0 - 20 °C
5: trifluoroacetic acid / 14 h / 20 °C
6: 1,8-diazabicyclo[5.4.0]undec-7-ene / acetonitrile / 2 h / 0 - 20 °C

References:

US2017/156332,2017,A1

Benzoic acid, 4-(bromomethyl)-2-[[(1,1-dimethylethyl)amino]sulfonyl]-, methyl ester

164157-12-4
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208465-21-8
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References

Benzoic acid, 4-(azidomethyl)-2-[[(1,1-dimethylethyl)amino]sulfonyl]-, methyl ester

164157-13-5
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208465-21-8
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References

Benzoic acid, 4-(aminomethyl)-2-[[(1,1-dimethylethyl)amino]sulfonyl]-, methyl ester

164157-15-7
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208465-21-8
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References

89-77-0 Synthesis

89-77-0
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208465-21-8
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$49.00/1g

References

Mesosulfuron-methyl Related Search:

2-Carbomethoxybenzenesulfonamide Methyl 2-(chlorosulfonyl)benzoate Methyl acetate Methyl methoxyacetate Sulfamethoxazole Sulfanilamide Methylparaben 4-Methoxybenzoic acid Methyl 2-iodobenzoate Sulfometuron-methyl

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