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Propoxycarbazone sodium

Propoxycarbazone sodium structure

CAS No:
181274-15-7
Formula:
C15H18N4O7S.Na
Chemical Name:
Propoxycarbazone sodium
Synonyms:
Benzoic acid,2-[[[(4,5-dihydro-4-methyl-5-oxo-3-propoxy-1H-1,2,4-triazol-1-yl)carbonyl]amino]sulfonyl]-,methyl ester,sodium salt (1:1);Benzoic acid,2-[[[(4,5-dihydro-4-methyl-5-oxo-3-propoxy-1H-1,2,4-triazol-1-yl)carbonyl]amino]sulfonyl]-,methyl ester,sodium salt;BAY-MKH 6561;MKH 6561;Olympus;Attribut;Propoxycarbazone sodium;Procarbazone sodium;239090-29-0
Categories:
Agrochemicals > Herbicides

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Propoxycarbazone sodium Basic Attributes

Molecular Weight：

420.37

Exact Mass：

420.071564

Characteristics

PSA：

132

XLogP3：

-1.55 (pH 7); -1.59 (pH 9)

Density：

1.42 at 20 deg C

Melting Point：

230-240° (dec)

Boiling Point：

546ºC at 760 mmHg

Flash Point：

284ºC

Water Solubility：

Solubilities in organic solvents (g/l at 20 °C) Dimethylsulfoxide: 190 Poly(ethylene glycol): 5.2 Acetonitrile: 0.9 2‐Propanol: <0.1 Xylene: <0.1;In water (g/L, 20 deg C): 2.9 (pH 4); 42.0 (pH 7, pH 9)

Storage Conditions：

0-6°C

Vapor Pressure：

<1X10-8 Pa at 20 deg C

Toxicity：

LD50 in rats (mg/kg): >5000 orally; >5000 dermally; LC50 in rats (mg/m3): >5030 in air by inhalation; LC50 (96 hr) in bluegill sunfish, rainbow trout (mg/l): >94.7; >77.6 (Feucht)

Safety Information

Transport codes：

UN30779/PG3

wgk germany：

hazard class code：

50/53

safety instructions：

60-61

Marks：

Precautionary statement(s)：

P273-P391-P501

Hazard Statements：

H410

Propoxycarbazone sodium Use and Manufacturing

Methods of Manufacturing

Using methyl thioisocyanate and n-propanol as starting materials, an intermediate triazolinone was prepared, which was then reacted with sulfonyl isocyanate to synthesize profensulfuron.

Uses

Herbicide.