Tyrosine is a non-essential amino acid. In animals it is synthesized from phenylalanine. Tyrosine is used to improve alertness, attention and focus. Reference standards of Tyrosine API,and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below.
stdClass Object ( [pname] => Tyrosine - API Standards [catalogue_number] => PA 20 63000 [category_ids] => ,97,78,70,82, [chemical_name] => [weight] => 181.19 [form] => C9H11NO3 [cas] => 60-18-4 [pslug] => 60-18-4-tyrosine-api-standards-pa2063000 [latest_product] => 0 [linkproducts] => 0 [offers_id] => 8 [offers_name] => Ready Stock [offers_status] => 1 [offers_start_date] => 2024-12-16 [offers_end_date] => 2024-12-31 [pageview] => 2 [offers_slug] => ready-stock [offers_product_id] => 43380 [offers_product_code] => PA 20 63000 [offers_master_id] => 8 [offer_percentage] => 20 % OFF [offers_product_main_cat] => Pharmaceutical Reference Standards )
Catalogue No.:PA 20 63000
CAS :
Molecular Formula : C9H11NO3
Molecular Weight : 181.19
stdClass Object ( [pname] => NSC-33994-d4 [catalogue_number] => PA STI 069470 [category_ids] => ,79,80,81,98,78,70,82, [chemical_name] => [weight] => 442.67 [form] => C28H38D4N2O2 [cas] => 1795134-33-6 [pslug] => 1795134-33-6-nsc-33994-d4-pasti069470 [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 069470
Molecular Formula : C28H38D4N2O2
Molecular Weight : 442.67
stdClass Object ( [pname] => L-Tyrosine Methyl Ester Hydrochloride [catalogue_number] => PA 20 63570 [category_ids] => ,70,78,82,97, [chemical_name] => [weight] => 231.68 [form] => C10H14ClNO3 [cas] => 3417-91-2 [pslug] => 3417-91-2-l-tyrosine-methyl-ester-hydrochloride-pa2063570 [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 20 63570
Molecular Formula : C10H14ClNO3
Molecular Weight : 231.68
stdClass Object ( [pname] => N-Acetyl-L-tyrosine Ethyl Ester Monohydrate [catalogue_number] => PA 20 63580 [category_ids] => ,78,70,82, [chemical_name] => [weight] => 269.3 [form] => C13H19NO5 [cas] => 36546-50-6 [pslug] => 36546-50-6-n-acetyl-l-tyrosine-ethyl-ester-monohydrate-pa2063580 [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 20 63580
Molecular Formula : C13H19NO5
Molecular Weight : 269.3
stdClass Object ( [pname] => D-Tyrosine [catalogue_number] => PA 20 63600 [category_ids] => ,97,78,70,82, [chemical_name] => [weight] => 181.19 [form] => C9H11NO3 [cas] => 556-02-5 [pslug] => 556-02-5-d-tyrosine-pa2063600 [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 20 63600
stdClass Object ( [pname] => Levodopa - Impurity B (Disodium Salt) [catalogue_number] => PA 20 63610 [category_ids] => ,82,78,70, [chemical_name] => [weight] => 406.34 [form] => C18H20N2Na2O6 [cas] => 69847-45-6 [pslug] => 69847-45-6-levodopa-impurity-b-disodium-salt-pa2063610 [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 20 63610
Molecular Formula : C18H20N2Na2O6
Molecular Weight : 406.34
stdClass Object ( [pname] => D-Tyrosine tert-Butyl Ester [catalogue_number] => PA 20 63630 [category_ids] => ,79,97,80,69,78,70,82, [chemical_name] => [weight] => 237.29 [form] => C13H19NO3 [cas] => 87553-74-0 [pslug] => 87553-74-0-d-tyrosine-tert-butyl-ester-pa2063630 [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 20 63630
Molecular Formula : C13H19NO3
Molecular Weight : 237.29
stdClass Object ( [pname] => L-Tyrosine 7-amido-4-methylcoumarin [catalogue_number] => PA 20 63640 [category_ids] => ,78,70,82, [chemical_name] => [weight] => 338.36 [form] => C19H18N2O4 [cas] => 94099-57-7 [pslug] => 94099-57-7-l-tyrosine-7-amido-4-methylcoumarin-pa2063640 [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 20 63640
Molecular Formula : C19H18N2O4
Molecular Weight : 338.36
stdClass Object ( [pname] => Levodopa - Impurity B (Hydrochloride Salt) [catalogue_number] => PA 20 63650 [category_ids] => ,82,78,70, [chemical_name] => [weight] => 217.64 [form] => C9H12ClNO3 [cas] => 16870-43-2 [pslug] => 16870-43-2-levodopa-impurity-b-hydrochloride-salt-pa2063650 [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 20 63650
Molecular Formula : C9H12ClNO3
Molecular Weight : 217.64
stdClass Object ( [pname] => R 428 [catalogue_number] => PA 20 0631000 [category_ids] => ,123,81,78,75,76,82, [chemical_name] => [weight] => 506.66 [form] => C30H34N8 [cas] => 1037624-75-1 [pslug] => 1037624-75-1-r-428-pa200631000 [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 20 0631000
Molecular Formula : C30H34N8
Molecular Weight : 506.66
stdClass Object ( [pname] => 4-Hydroxy-3-nitrophenylacetic acid [catalogue_number] => PA 20 0631001 [category_ids] => ,78,75,76,82, [chemical_name] => [weight] => 197.15 [form] => C8H7NO5 [cas] => 10463-20-4 [pslug] => 10463-20-4-4-hydroxy-3-nitrophenylacetic-acid-pa200631001 [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 20 0631001
Molecular Formula : C8H7NO5
Molecular Weight : 197.15
stdClass Object ( [pname] => D,L-m-Tyrosine Methyl Ester Hydrochloride [catalogue_number] => PA 20 0631003 [category_ids] => ,75,76,78,70,82, [chemical_name] => [weight] => 231.68 [form] => C10H14ClNO3 [cas] => 34260-70-3 [pslug] => 34260-70-3-d-l-m-tyrosine-methyl-ester-hydrochloride-pa200631003 [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 20 0631003
stdClass Object ( [pname] => 2,3-Dihydro-3-(1H-indol-3-ylmethylene)-2-oxo-1H-indole-5-sulfonamide [catalogue_number] => PA 20 0631004 [category_ids] => ,75,76,78,70,82, [chemical_name] => [weight] => 339.37 [form] => C17H13N3O3S [cas] => 181223-16-5 [pslug] => 181223-16-5-2-3-dihydro-3-1h-indol-3-ylmethylene-2-oxo-1h-indole-5-sulfonamide-pa200631004 [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 20 0631004
Molecular Formula : C17H13N3O3S
Molecular Weight : 339.37
stdClass Object ( [pname] => 2-(4-Amino-2H-pyrazolo[3,4-d]pyrimidin-3-yl)phenol [catalogue_number] => PA 20 0631005 [category_ids] => ,75,76,78,70,82, [chemical_name] => [weight] => 227.23 [form] => C11H9N5O [cas] => 1092787-78-4 [pslug] => 1092787-78-4-2-4-amino-2h-pyrazolo-3-4-d-pyrimidin-3-yl-phenol-pa200631005 [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 20 0631005
Molecular Formula : C11H9N5O
Molecular Weight : 227.23
stdClass Object ( [pname] => Tyrphostin 25 [catalogue_number] => PA 20 0631006 [category_ids] => ,75,76,78,70,82, [chemical_name] => [weight] => 202.17 [form] => C10H6N2O3 [cas] => 118409-58-8 [pslug] => 118409-58-8-tyrphostin-25-pa200631006 [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 20 0631006
Molecular Formula : C10H6N2O3
Molecular Weight : 202.17
stdClass Object ( [pname] => O-(1,1-Dimethylethyl)-N-[(9H-fluoren-9-ylmethoxy)carbonyl]-D-tyrosine [catalogue_number] => PA 20 0631007 [category_ids] => ,70,75,76,78,82, [chemical_name] => [weight] => 459.54 [form] => C28H29NO5 [cas] => 118488-18-9 [pslug] => 118488-18-9-o-1-1-dimethylethyl-n-9h-fluoren-9-ylmethoxy-carbonyl-d-tyrosine-pa200631007 [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 20 0631007
Molecular Formula : C28H29NO5
Molecular Weight : 459.54
stdClass Object ( [pname] => PRT 060318 [catalogue_number] => PA 20 0631008 [category_ids] => ,75,76,78,70,82, [chemical_name] => [weight] => 340.43 [form] => C18H24N6O [cas] => 1194961-19-7 [pslug] => 1194961-19-7-prt-060318-pa200631008 [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 20 0631008
Molecular Formula : C18H24N6O
Molecular Weight : 340.43
stdClass Object ( [pname] => Boc-DL-Tyrosine [catalogue_number] => PA 20 0631002 [category_ids] => ,75,76,78,70,82, [chemical_name] => [weight] => 281.31 [form] => C14H19NO5 [cas] => 142847-18-5 [pslug] => 142847-18-5-boc-dl-tyrosine-pa200631002 [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 20 0631002
Molecular Formula : C14H19NO5
Molecular Weight : 281.31
stdClass Object ( [pname] => Bromotiren [catalogue_number] => PA 20 0631010 [category_ids] => ,75,76,78,70,82, [chemical_name] => [weight] => 338.98 [form] => C9H9Br2NO3 [cas] => 300-38-9 [pslug] => 300-38-9-bromotiren-pa200631010 [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 20 0631010
Molecular Formula : C9H9Br2NO3
Molecular Weight : 338.98
stdClass Object ( [pname] => 4-Amino-N,N-diethylbenzamide [catalogue_number] => PA 20 0631009 [category_ids] => ,75,76,78,70,82, [chemical_name] => [weight] => 192.26 [form] => C11H16N2O [cas] => 51207-85-3 [pslug] => 51207-85-3-4-amino-n-n-diethylbenzamide-pa200631009 [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 20 0631009
Molecular Formula : C11H16N2O
Molecular Weight : 192.26
stdClass Object ( [pname] => Z-Gly-Gly-OH [catalogue_number] => PA 20 0631011 [category_ids] => ,97,78,70,82, [chemical_name] => [weight] => 266.25 [form] => C12H14N2O5 [cas] => 2566-19-0 [pslug] => 2566-19-0-z-gly-gly-oh-pa200631011 [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 20 0631011
Molecular Formula : C12H14N2O5
Molecular Weight : 266.25
stdClass Object ( [pname] => Z-Gly-Pro-OH [catalogue_number] => PA 20 0631012 [category_ids] => ,97,78,70,82, [chemical_name] => [weight] => 306.32 [form] => C15H18N2O5 [cas] => 1160-54-9 [pslug] => 1160-54-9-z-gly-pro-oh-pa200631012 [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 20 0631012
Molecular Formula : C15H18N2O5
Molecular Weight : 306.32
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