77-06-5 - Gibberellic acid

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Identification
Molecular Structure		CAS No.	77-06-5
		Molecular Formula	C₁₉H₂₂O₆
		Molecular Weight	346.38
Name	Gibberellic acid
Synonymous	2,4a,7-Trihydroxy-1-methyl-8-methylenegibb-3-ene-1,10-dicarboxylic acid 1,4a-lactone
Properties
Melting Point	227 ºC
Specific Rotation	82.5 º (c=10, ethanol)
Safety & Transportation Information
Harzard Symbols
MSDS	For request.
Hs code
Supplier Specification
Appearance	white crystal powder
Purity	95%+
Packages
Productivity
Storage
Notes	Gibberellic acid is the growth adjustment of plant,it is used to improve the growth,prematurity and output of plant.It can break the dormancy of seed, tuber and bulb,and improve burgeon,growth and fruit rate.Especially,it has very good effect on crossbred rice.It is widely used on cotton, grape, tomato, fruit and vegetable. Stability: soluble in alcohol,acetone,etheracetate,and ph6.2 phisphoric acid buffer solution.It can't dissolve in ether,chloroform,benzol and water. It is stable in dry or acid solution and can be discomposed by alkali. Toxicity: Oral LD₅₀ (Rat)>63,000 mg/kg. Skin LD₅₀ (Rabbit) >5,000 mg/kg.