zafirlukast
										 Stable isotopes
  - Zafirlukast is used to prevent asthma symptoms and to decrease the number of asthma attacks in people 5 and older. It is an orally administered leukotriene receptor antagonist. Reference standards of Zafirlukast API,and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below.
					
																		
			stdClass Object
(
    [pname] => Decyclopentyl Zafirlukast-d3 Methyl Ester
    [catalogue_number] => PA STI 024800
    [category_ids] => ,71,75,100,81,78,70,82,88,98,
    [chemical_name] => 
    [weight] => 524.60
    [form] => C27H24D3N3O6S
    [cas] => 1795011-90-3
    [pslug] => 1795011-90-3-decyclopentyl-zafirlukast-d3-methyl-ester-pasti024800
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										Decyclopentyl Zafirlukast-d3 Methyl Ester
										
										
									 
																		 
																		
									
										- Catalogue No.:PA STI 024800 
- Molecular Formula : C27H24D3N3O6S 
- Molecular Weight : 524.60 
 
			                  
						 
										
									
			stdClass Object
(
    [pname] => Zafirlukast-d7
    [catalogue_number] => PA STI 087570
    [category_ids] => ,71,81,78,70,82,88,98,
    [chemical_name] => 
    [weight] => 582.72
    [form] => C31H26D7N3O6S
    [cas] => 1217174-18-9
    [pslug] => 1217174-18-9-zafirlukast-d7-pasti087570
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										- Catalogue No.:PA STI 087570 
- Molecular Formula : C31H26D7N3O6S 
- Molecular Weight : 582.72 
 
			                  
						 
										
									
			stdClass Object
(
    [pname] => Zafirlukast m-Tolyl Isomer-d7
    [catalogue_number] => PA STI 087580
    [category_ids] => ,71,75,100,81,78,70,82,88,98,
    [chemical_name] => 
    [weight] => 582.72
    [form] => C31H26D7N3O6S
    [cas] => 1794760-52-3
    [pslug] => 1794760-52-3-zafirlukast-m-tolyl-isomer-d7-pasti087580
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										Zafirlukast m-Tolyl Isomer-d7
										
										
									 
																		 
																		
									
										- Catalogue No.:PA STI 087580 
- Molecular Formula : C31H26D7N3O6S 
- Molecular Weight : 582.72 
 
			                  
						 
										
									
			stdClass Object
(
    [pname] => Zafirlukast p-Tolyl Isomer-d7
    [catalogue_number] => PA STI 087590
    [category_ids] => ,71,75,100,81,78,70,82,88,98,
    [chemical_name] => 
    [weight] => 582.72
    [form] => C31H26D7N3O6S
    [cas] => 1794886-13-7
    [pslug] => 1794886-13-7-zafirlukast-p-tolyl-isomer-d7-pasti087590
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										Zafirlukast p-Tolyl Isomer-d7
										
										
									 
																		 
																		
									
										- Catalogue No.:PA STI 087590 
- Molecular Formula : C31H26D7N3O6S 
- Molecular Weight : 582.72