Caffeine is a central nervous system stimulant of the methylxanthine class. It is used to restore mental alertness or wakefulness during fatigue or drowsiness.. Reference standards of Caffeine API, and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below
stdClass Object ( [pname] => Caffeine [catalogue_number] => PA 03 04000 [category_ids] => ,70,71,78,79,82, [chemical_name] => [weight] => 194.19 [form] => C8H10N4O2 [cas] => 58-08-2 [pslug] => 58-08-2-caffeine-api-pa0304000 [latest_product] => 0 [linkproducts] => 1 [offers_id] => [offers_name] => [offers_status] => [offers_start_date] => [offers_end_date] => [pageview] => [offers_slug] => [offers_product_id] => [offers_product_code] => [offers_master_id] => [offer_percentage] => [offers_product_main_cat] => )
Catalogue No.:PA 03 04000
CAS :
Molecular Formula : C8H10N4O2
Molecular Weight : 194.19
stdClass Object ( [pname] => Caffeine - Impurity A [catalogue_number] => PA 03 04010 [category_ids] => ,71,85,83,78,70,82, [chemical_name] => [weight] => 180.16 [form] => C7H8N4O2 [cas] => 58-55-9 [pslug] => 58-55-9-caffeine-impurity-a-pa0304010 [latest_product] => 0 [linkproducts] => 0 [offers_id] => [offers_name] => [offers_status] => [offers_start_date] => [offers_end_date] => [pageview] => [offers_slug] => [offers_product_id] => [offers_product_code] => [offers_master_id] => [offer_percentage] => [offers_product_main_cat] => )
Catalogue No.:PA 03 04010
Molecular Formula : C7H8N4O2
Molecular Weight : 180.16
stdClass Object ( [pname] => Caffeine - Impurity C [catalogue_number] => PA 03 04030 [category_ids] => 82,79,78,75,71,70 [chemical_name] => [weight] => 194.19 [form] => C8H10N4O2 [cas] => 519-32-4 [pslug] => 519-32-4-caffeine-impurity-c-pa0304030 [latest_product] => 0 [linkproducts] => 0 [offers_id] => [offers_name] => [offers_status] => [offers_start_date] => [offers_end_date] => [pageview] => [offers_slug] => [offers_product_id] => [offers_product_code] => [offers_master_id] => [offer_percentage] => [offers_product_main_cat] => )
Catalogue No.:PA 03 04030
stdClass Object ( [pname] => Caffeine - Impurity D [catalogue_number] => PA 03 04040 [category_ids] => 76,70,71,75,78,82 [chemical_name] => [weight] => 180.16 [form] => C7H8N4O2 [cas] => 83-67-0 [pslug] => 83-67-0-caffeine-impurity-d-pa0304040 [latest_product] => 0 [linkproducts] => 0 [offers_id] => [offers_name] => [offers_status] => [offers_start_date] => [offers_end_date] => [pageview] => [offers_slug] => [offers_product_id] => [offers_product_code] => [offers_master_id] => [offer_percentage] => [offers_product_main_cat] => )
Catalogue No.:PA 03 04040
stdClass Object ( [pname] => Caffeine - Impurity E [catalogue_number] => PA 03 04050 [category_ids] => ,79,71,75,78,70,82, [chemical_name] => [weight] => 168.20 [form] => C7H12N4O [cas] => 20041-90-1 [pslug] => 20041-90-1-caffeine-impurity-e-pa0304050 [latest_product] => 0 [linkproducts] => 1 [offers_id] => [offers_name] => [offers_status] => [offers_start_date] => [offers_end_date] => [pageview] => [offers_slug] => [offers_product_id] => [offers_product_code] => [offers_master_id] => [offer_percentage] => [offers_product_main_cat] => )
Catalogue No.:PA 03 04050
Molecular Formula : C7H12N4O
Molecular Weight : 168.20
stdClass Object ( [pname] => Caffeine - Impurity E (Nitrate Salt) [catalogue_number] => PA 03 04051 [category_ids] => ,79,71,75,78,70,82, [chemical_name] => [weight] => 231.21 [form] => C7H13N5O4 [cas] => 209725-34-8 [pslug] => 209725-34-8-caffeine-impurity-e-nitrate-salt-pa0304051 [latest_product] => 0 [linkproducts] => 1 [offers_id] => [offers_name] => [offers_status] => [offers_start_date] => [offers_end_date] => [pageview] => [offers_slug] => [offers_product_id] => [offers_product_code] => [offers_master_id] => [offer_percentage] => [offers_product_main_cat] => )
Catalogue No.:PA 03 04051
Molecular Formula : C7H13N5O4
Molecular Weight : 231.21
stdClass Object ( [pname] => 3-Methyluric Acid-d3 [catalogue_number] => PA STI 064820 [category_ids] => ,71,81,98,76,75, [chemical_name] => [weight] => 185.16 [form] => C6H3D3N4O3 [cas] => NA [pslug] => 3-methyluric-acid-d3-pasti064820 [latest_product] => 0 [linkproducts] => 0 [offers_id] => [offers_name] => [offers_status] => [offers_start_date] => [offers_end_date] => [pageview] => [offers_slug] => [offers_product_id] => [offers_product_code] => [offers_master_id] => [offer_percentage] => [offers_product_main_cat] => )
Catalogue No.:PA STI 064820
Molecular Formula : C6H3D3N4O3
Molecular Weight : 185.16
stdClass Object ( [pname] => 4-Amino-5-[(ethoxycarbonyl)amino]-1-methyl-d3 Uracil [catalogue_number] => PA STI 006110 [category_ids] => ,71,76,75,78,70,82,98, [chemical_name] => [weight] => 231.22 [form] => C8H9D3N4O4 [cas] => 1794768-19-6 [pslug] => 1794768-19-6-4-amino-5-ethoxycarbonyl-amino-1-methyl-d3-uracil-pasti006110 [latest_product] => 0 [linkproducts] => 0 [offers_id] => [offers_name] => [offers_status] => [offers_start_date] => [offers_end_date] => [pageview] => [offers_slug] => [offers_product_id] => [offers_product_code] => [offers_master_id] => [offer_percentage] => [offers_product_main_cat] => )
Catalogue No.:PA STI 006110
Molecular Formula : C8H9D3N4O4
Molecular Weight : 231.22
stdClass Object ( [pname] => Caffeine-d9 [catalogue_number] => PA STI 016930 [category_ids] => ,71,78,70,82,98, [chemical_name] => [weight] => 203.25 [form] => C8HD9N4O2 [cas] => 72238-85-8 [pslug] => 72238-85-8-caffeine-d9-pasti016930 [latest_product] => 0 [linkproducts] => 0 [offers_id] => [offers_name] => [offers_status] => [offers_start_date] => [offers_end_date] => [pageview] => [offers_slug] => [offers_product_id] => [offers_product_code] => [offers_master_id] => [offer_percentage] => [offers_product_main_cat] => )
Catalogue No.:PA STI 016930
Molecular Formula : C8HD9N4O2
Molecular Weight : 203.25
stdClass Object ( [pname] => Caffeidine-d9 [catalogue_number] => PA STI 016940 [category_ids] => ,79,71,75,78,70,82,98, [chemical_name] => [weight] => 177.25 [form] => C7H3D9N4O [cas] => NA [pslug] => caffeidine-d9-pasti016940 [latest_product] => 0 [linkproducts] => 0 [offers_id] => [offers_name] => [offers_status] => [offers_start_date] => [offers_end_date] => [pageview] => [offers_slug] => [offers_product_id] => [offers_product_code] => [offers_master_id] => [offer_percentage] => [offers_product_main_cat] => )
Catalogue No.:PA STI 016940
Molecular Formula : C7H3D9N4O
Molecular Weight : 177.25
stdClass Object ( [pname] => 1,7-Dimethyluric Acid-d3 [catalogue_number] => PA STI 035190 [category_ids] => ,71,76,75,78,70,82,98, [chemical_name] => [weight] => 199.18 [form] => C7H5D3N4O3 [cas] => 1189713-08-3 [pslug] => 1189713-08-3-1-7-dimethyluric-acid-d3-pasti035190 [latest_product] => 0 [linkproducts] => 0 [offers_id] => [offers_name] => [offers_status] => [offers_start_date] => [offers_end_date] => [pageview] => [offers_slug] => [offers_product_id] => [offers_product_code] => [offers_master_id] => [offer_percentage] => [offers_product_main_cat] => )
Catalogue No.:PA STI 035190
Molecular Formula : C7H5D3N4O3
Molecular Weight : 199.18
stdClass Object ( [pname] => Isocaffeine-d3 [catalogue_number] => PA STI 053750 [category_ids] => ,79,71,75,98,78,70,82, [chemical_name] => [weight] => 197.21 [form] => C8H7D3N4O2 [cas] => NA [pslug] => isocaffeine-d3-pasti053750 [latest_product] => 0 [linkproducts] => 0 [offers_id] => [offers_name] => [offers_status] => [offers_start_date] => [offers_end_date] => [pageview] => [offers_slug] => [offers_product_id] => [offers_product_code] => [offers_master_id] => [offer_percentage] => [offers_product_main_cat] => )
Catalogue No.:PA STI 053750
Molecular Formula : C8H7D3N4O2
Molecular Weight : 197.21
stdClass Object ( [pname] => 6-Amino-5-(N-formyl-N-methyl)-3-methyluracil [catalogue_number] => PA 03 04530 [category_ids] => ,79,71,76,75,85,83, [chemical_name] => [weight] => 198.18 [form] => C7H10N4O3 [cas] => 55782-76-8 [pslug] => 55782-76-8-6-amino-5-n-formyl-n-methyl-3-methyluracil-pa0304530 [latest_product] => 0 [linkproducts] => 0 [offers_id] => [offers_name] => [offers_status] => [offers_start_date] => [offers_end_date] => [pageview] => [offers_slug] => [offers_product_id] => [offers_product_code] => [offers_master_id] => [offer_percentage] => [offers_product_main_cat] => )
Catalogue No.:PA 03 04530
Molecular Formula : C7H10N4O3
Molecular Weight : 198.18
stdClass Object ( [pname] => Caffeine - Impurity E (Hydrochloride Salt) [catalogue_number] => PA 03 04052 [category_ids] => ,79,71,78,70,82, [chemical_name] => [weight] => 204.66 [form] => C7H13ClN4O [cas] => 107605-95-8 [pslug] => 107605-95-8-caffeine-impurity-e-hydrochloride-salt-pa0304052 [latest_product] => 0 [linkproducts] => 1 [offers_id] => [offers_name] => [offers_status] => [offers_start_date] => [offers_end_date] => [pageview] => [offers_slug] => [offers_product_id] => [offers_product_code] => [offers_master_id] => [offer_percentage] => [offers_product_main_cat] => )
Catalogue No.:PA 03 04052
Molecular Formula : C7H13ClN4O
Molecular Weight : 204.66
stdClass Object ( [pname] => 5-Acetylamino-6-amino-3-methyluracil [catalogue_number] => PA 03 0041005 [category_ids] => ,70,71,78,79,82, [chemical_name] => [weight] => 198.18 [form] => C7H10N4O3 [cas] => 19893-78-8 [pslug] => 19893-78-8-5-acetylamino-6-amino-3-methyluracil-pa030041005 [latest_product] => 0 [linkproducts] => 0 [offers_id] => [offers_name] => [offers_status] => [offers_start_date] => [offers_end_date] => [pageview] => [offers_slug] => [offers_product_id] => [offers_product_code] => [offers_master_id] => [offer_percentage] => [offers_product_main_cat] => )
Catalogue No.:PA 03 0041005
stdClass Object ( [pname] => N,1-Dimethyl-4-(methyl(nitroso)amino)-1H-imidazole-5-carboxamide [catalogue_number] => PA 03 0041006 [category_ids] => ,79,71,75,78,70,82,162, [chemical_name] => [weight] => 197.2 [form] => C7H11N5O2 [cas] => 145438-96-6 [pslug] => 145438-96-6-n-1-dimethyl-4-methyl-nitroso-amino-1h-imidazole-5-carboxamide-pa030041006 [latest_product] => 0 [linkproducts] => 0 [offers_id] => [offers_name] => [offers_status] => [offers_start_date] => [offers_end_date] => [pageview] => [offers_slug] => [offers_product_id] => [offers_product_code] => [offers_master_id] => [offer_percentage] => [offers_product_main_cat] => )
Catalogue No.:PA 03 0041006
Molecular Formula : C7H11N5O2
Molecular Weight : 197.2
stdClass Object ( [pname] => N,1-Dimethyl-4-(methyl(nitroso)amino)-N-nitroso-1H-imidazole-5-carboxamide [catalogue_number] => PA 03 0041007 [category_ids] => ,79,71,75,78,70,82,162, [chemical_name] => [weight] => 226.2 [form] => C7H10N6O3 [cas] => 145438-97-7 [pslug] => 145438-97-7-n-1-dimethyl-4-methyl-nitroso-amino-n-nitroso-1h-imidazole-5-carboxamide-pa030041007 [latest_product] => 0 [linkproducts] => 0 [offers_id] => [offers_name] => [offers_status] => [offers_start_date] => [offers_end_date] => [pageview] => [offers_slug] => [offers_product_id] => [offers_product_code] => [offers_master_id] => [offer_percentage] => [offers_product_main_cat] => )
Catalogue No.:PA 03 0041007
Molecular Formula : C7H10N6O3
Molecular Weight : 226.2
stdClass Object ( [pname] => 6-Amino-1,3-dimethylpyrimidine-2,4(1H,3H)-dione [catalogue_number] => PA 03 0041008 [category_ids] => ,70,71,78,79,82, [chemical_name] => [weight] => 155.16 [form] => C6H9N3O2 [cas] => 6642-31-5 [pslug] => 6642-31-5-6-amino-1-3-dimethylpyrimidine-2-4-1h-3h-dione-pa030041008 [latest_product] => 0 [linkproducts] => 0 [offers_id] => [offers_name] => [offers_status] => [offers_start_date] => [offers_end_date] => [pageview] => [offers_slug] => [offers_product_id] => [offers_product_code] => [offers_master_id] => [offer_percentage] => [offers_product_main_cat] => )
Catalogue No.:PA 03 0041008
Molecular Formula : C6H9N3O2
Molecular Weight : 155.16
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