6-Methyl-4-Phenyl 3, 4-Dihydro Coumarin

 

Synonyms	2H-1-BENZO PYRAN - 2-ONE,3, 4-DIHYDRO- 6-METHYL- 4- PHENYL
Molecular Formula	C16H14O2
Molecular Weight	238.16
CAS Number	40546-94-9

 

S. No.	Test	Specification
1	Description	A white to off-white crystalline powder
2	Sulphated ash	Not more than 0.2%
3	Related impurities HPLC
	a) Individual impurity	Not more than 1.0%
	b) Total impurity	Not more than 2.0%
4	Purity by HPLC	Not less than 98.0% w/w
5	End use	Intermediate for Tolterodine

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