Mesosulfuron-methyl (CAS 208465-21-8) — formula C17H21N5O9S2, molecular weight 503.5; category organic chemicals.
Mesosulfuron-methyl (CAS 208465-21-8) is a chemical raw material in the organic chemicals category. Its molecular formula C17H21N5O9S2 comprises 17 C, 21 H, 5 N, 9 O, 2 S atoms. Its molecular weight is about 503.5. Reported physicochemical data: melting point around 195.4 °C, LogP about 0.6. As a sourcing and distribution partner we help locate and compare this item across domestic and cross-border channels, arranging samples and batch orders with full COA and compliance files.
| CAS Number | 208465-21-8 |
|---|---|
| Molecular Formula | C17H21N5O9S2 |
| Molecular Weight | 503.5 |
| Melting Point | 195.4 °C |
| LogP | 0.6 |
| Applications | Herbicides (pyrimidinylsulfonylurea herbicides), For mesosulfuron-methyl (USEPA/OPP Pesticide Code: 122009) ACTIVE products with label matches. /SRP: Registered for use in the U.S. but approved pesticide uses may change periodically and so federal, state and local authorities must be consulted for currently approved uses./, Herbicide, For use on cereals, For early to mid post-emergence control of grass and some broad-leaved weeds in winter |
| Category | Organic Chemicals |
Documented applications: Herbicides (pyrimidinylsulfonylurea herbicides), For mesosulfuron-methyl (USEPA/OPP Pesticide Code: 122009) ACTIVE products with label matches. /SRP: Registered for use in the U.S. but approved pesticide uses may change periodically and so federal, state and local authorities must be consulted for currently approved uses./, Herbicide, For use on cereals, For early to mid post-emergence control of grass and some broad-leaved weeds in winter.
Mesosulfuron-methyl is a carbon-based organic compound with CAS registry number 208465-21-8 and molecular formula C17H21N5O9S2 (molecular weight 503.5), belonging to the organic chemicals segment of chemical raw materials.
CAS number: 208465-21-8
Its molecular formula C17H21N5O9S2 comprises 17 C, 21 H, 5 N, 9 O, 2 S atoms.
Also known as: Mesosulfuron-methyl · 甲磺隆
Category: organic chemicals
The CAS registry number of Mesosulfuron-methyl is 208465-21-8.
Molecular formula C17H21N5O9S2, molecular weight 503.5.
It is also registered under: Mesosulfuron-methyl, 甲磺隆.
Recorded applications: Herbicides (pyrimidinylsulfonylurea herbicides), For mesosulfuron-methyl (USEPA/OPP Pesticide Code: 122009) ACTIVE products with label matches. /SRP: Registered for use in the U.S. but approved pesticide uses may change periodically and so federal, state and local authorities must be consulted for currently approved uses./, Herbicide, For use on cereals, For early to mid post-emergence control of grass and some broad-leaved weeds in winter.
Category: Organic Chemicals.
Packaging is agreed per order, from lab-scale packs to bulk, and confirmed with each order rather than fixed on the page. A Certificate of Analysis (COA) ships with every batch and MSDS is available; where the end use carries a regulatory limit (food contact, pharmaceutical or cosmetic), state the standard at enquiry and the grade is set against it.
Independent reference data for Mesosulfuron-methyl (CAS 208465-21-8), compiled from public chemistry databases.
| CAS Registry Number | 208465-21-8 |
|---|---|
| PubChem CID | 11409499 |
| Molecular formula | C17H21N5O9S2 |
| IUPAC name | methyl 2-[(4,6-dimethoxypyrimidin-2-yl)carbamoylsulfamoyl]-4-(methanesulfonamidomethyl)benzoate |
| UNII (FDA) | 22L00R79A6 |
| Molecular Weight | 503.5 |
|---|---|
| XLogP3 | 0.6 |
| Hydrogen Bond Donor Count | 3 |
| Hydrogen Bond Acceptor Count | 12 |
| Rotatable Bond Count | 10 |
| Exact Mass | 503.07806961 |
| Monoisotopic Mass | 503.07806961 |
| Topological Polar Surface Area | 209 |
| Heavy Atom Count | 33 |
| Melting Point | 195.4 °C |
|---|---|
| Density | 1.53 gm/cu cm at 23 °C |
| Vapor Pressure | 1.1X10-8 mPa /SRC: 8.25X10-14 mm Hg/ at 25 °C |
| Dissociation Constants | pKa = 4.35 at 20 °C |
Mesosulfuron-methyl; 208465-21-8; Mesomaxx; OSPREY; SILVERADO; DTXSID6034712; 22L00R79A6; AE-F130060; methyl 2-({[(4,6-dimethoxypyrimidin-2-yl)carbamoyl]amino}sulfonyl)-4-(methanesulfonamidomethyl)benzoate; Mesosulfuron methyl; methyl 2-((((4,6-dimethoxypyrimidin-2-yl)carbamoyl)amino)sulfonyl)-4-(methanesulfonamidomethyl)benzoate; RefChem:156679; DTXCID4014712; MFCD04112616; Mesosulfuron-methyl [ISO]; methyl 2-[(4,6-dimethoxypyrimidin-2-yl)carbamoylsulfamoyl]-4-(methanesulfonamidomethyl)benzoate
| Reported hazard statements | H400, H410 |
|---|
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]
Mesosulfuron-methyl · CAS 208465-21-8 · C17H21N5O9S2. UNII 22L00R79A6. Melting Point: 195.4 °C; Density: 1.53 gm/cu cm at 23 °C; Vapor Pressure: 1.1X10-8 mPa /SRC: 8.25X10-14 mm Hg/ at 25 °C.
Source: PubChem / Wikidata; the batch COA governs where values differ.
Supplier: Jinan Shenghe Chemical Co., Ltd.
中文页面: 甲磺隆