CAS No.: | 1071-83-6 |
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Formula: | C3h8no5p |
EINECS: | 213-997-4 |
Classification: | Standard Substance |
Grade: | CP |
Specific Usage: | For Biological Purpose, For Microbiological, For Synthesis |
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Glyphosate | |||||
Used as a herbicide | |||||
Bacis information | |||||
CAS | 1071-83-6 | ||||
English alias | N-(phosphonomethyl)glycine;Roundup;N-phosphonomethylglycine acid;phosphonomethyl glycine;Glysate;2-((Phosphonomethyl)amino)acetic acid;Glifocas;Glyphosate;N-(Phosphonomethyl)glycine; | ||||
Molecular formula | C3H8NO5P | ||||
Molecular weight | 169.073 | ||||
Accurate mass | 169.014 | ||||
Psa | 116.67 | ||||
Logp | -0.8133 | ||||
Numbering system | |||||
BRN number | 2045054 | ||||
EINECS number | 213-997-4 | ||||
MDL number | MFCD00055350 | ||||
RTECS number | MC1075000 | ||||
PubChem number | 24887470 | ||||
Physicochemical property | |||||
Appearance and properties | white powder | ||||
Density | 1.74 | ||||
Boiling point | 465.8ºC at 760 mmHg | ||||
Melting point | 230°C (dec.)(lit.) | ||||
Flash point | 230°C | ||||
Refractive index | 1.576 | ||||
Water solubility | 1.2g /100 mL | ||||
Stability | Stable. Incompatible with metals, strong oxidizing agents, strong bases. May be light sensitive. | ||||
Storage conditions | the warehouse is ventilated and dry at low temperature, and stored and transported separately from food raw materials | ||||
Safety information | |||||
RTECS number | MC1075000 | ||||
Security description | S26-S39-S61-S2 | ||||
Danger category code | R41; R51/53 | ||||
WGK germany | 2 | ||||
Dangerous goods transport code | UN 3077 9/PG 3 | ||||
Customs code | 2931900041 | ||||
Hazard category | Xi | ||||
Signal word | Danger | ||||
Danger sign | GHS05, GHS09 | ||||
Production method and use | |||||
Production method | Dialkyl phosphite process is prepared by addition, condensation and hydrolysis of glycine, dialkyl phosphite and polyformaldehyde. The product purity is 95%, the total yield is 80%, and the cost is low. Phosphorous trichloride and polyformaldehyde reacted at 200 ~ 250ºC(corresponding pressure of 2.5 ~ 3.0MPa) for 3 ~ 5h to obtain chloromethylphosphonyl dichloride. According to the literature, the ratio of phosphorus trichloride was (1.2 ~ 11). It mainly inhibits the enolacetone-based shikimin phosphate synthetase in plants, thus inhibiting the conversion of shikimin to phenylalanine, cooline and tryptophan, which interferes with protein synthesis and leads to plant death. Originally used in rubber garden to prevent thatch and other weeds, can make rubber trees cut 1 year earlier, old rubber trees produce. Now it is gradually promoted in forestry, orchards, mulberry gardens, tea gardens, rice and wheat, rice and rape rotation fields. The sensitivity of various weeds to glyphosate is different, so the dosage is also different. Such as paspalum, setaria, see wheat niang, cow sinew grass, matang, pig and other annual weeds, the amount of medicine according to the effective ingredients is 6 ~ 10. | ||||
Use | Endothermic conductive broad-spectrum herbicide. It mainly inhibits the enolacetone-based shikimin phosphate synthetase in plants, thus inhibiting the conversion of shikimin to phenylalanine, cooline and tryptophan, which interferes with protein synthesis and leads to plant death. Originally used in rubber garden to prevent thatch and other weeds, can make rubber trees cut 1 year earlier, old rubber trees produce. Now it is gradually promoted in forestry, orchards, mulberry gardens, tea gardens, rice and wheat, rice and rape rotation fields. The sensitivity of various weeds to glyphosate is different, so the dosage is also different. Such as paspalum, setaria, see wheat niang, cow sinew grass, matang, pig and other annual weeds, the amount of medicine according to the effective ingredients is 6 ~ 10. |
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