Talk:Thidiazuron

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Thidiazuron Structural formula and molecular model Formula of thidiazuron Formula of thidiazuron general Molecular formula ( explanation ) IUPAC name	1-phenyl-3- (1,2,3- thiadiazol-5-yl) urea other names	TDZ molecular weight	220.25102 g / mol SMILES C1 = CC = C (C = C1) NC (NC2 = CN = NS2) = O inchi 1 / C9H8N4OS / C14 9 (12-8-6-10-13-15-8) 11- 7-4-2-1-3-5-7 / h1-6H, (H2, 11,12,14) / f / h11-12H CAS	51707-55-2 EC number	257-356-7 PubChem	40087 Warnings and Cautions harmful Warning H-phrases	H312 - H315 - H319 - H332 - H335 EUH phrases	no P-phrases	P261 - P280 - P305 + P351 + P338 LD 50 (rats)	( Oral ) 5350 mg / kg Physical characteristics Appearance	fixed Color	colorless Density	1.51 g / cm³ Melting point	211.5 ° C Solubility in water	(At 20 ° C) 0.2 g / l Slightly soluble in	water Wherever possible, SI units used. Unless indicated otherwise, standard conditions used (298.15 K, or 25 ° C , 1 bar ). Portal portal Icon  	Chemistry Thidiazuron ( ISO name ) is a phenyl - urea derivative. It is a biologically active substance used as a plant growth regulator, more specifically as a defoliant in the cultivation of cotton or fruit.