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] => Phloretic Acid [catalogue_number] => PA 20 63510 [category_ids] => ,80, [chemical_name] => [weight] => 166.17 [form] => C9H10O3 [cas] => 501-97-3 [pslug] => 501-97-3-phloretic-acid-pa2063510 [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 63510
CAS :
Molecular Formula : C9H10O3
Molecular Weight : 166.17
stdClass Object ( [pname] => (R)-2-Hydroxy-3-(4-hydroxyphenyl)propanoic Acid [catalogue_number] => PA 20 63530 [category_ids] => ,80,97, [chemical_name] => [weight] => 182.17 [form] => C9H10O4 [cas] => 89919-57-3 [pslug] => 89919-57-3-r-2-hydroxy-3-4-hydroxyphenyl-propanoic-acid-pa2063530 [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 63530
Molecular Formula : C9H10O4
Molecular Weight : 182.17
stdClass Object ( [pname] => 3-Iodo-L-tyrosine [catalogue_number] => PA 20 63540 [category_ids] => ,97,80,69,81, [chemical_name] => [weight] => 307.09 [form] => C9H10INO3 [cas] => 70-78-0 [pslug] => 70-78-0-3-iodo-l-tyrosine-pa2063540 [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 63540
Molecular Formula : C9H10INO3
Molecular Weight : 307.09
stdClass Object ( [pname] => 4-Hydroxyphenylpyruvic Acid [catalogue_number] => PA 20 63550 [category_ids] => ,80,97, [chemical_name] => [weight] => 180.16 [form] => C9H8O4 [cas] => 156-39-8 [pslug] => 156-39-8-4-hydroxyphenylpyruvic-acid-pa2063550 [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 63550
Molecular Formula : C9H8O4
Molecular Weight : 180.16
stdClass Object ( [pname] => 4-Hydroxy-3-nitrophenylacetic Acid-d5 [catalogue_number] => PA STI 050420 [category_ids] => ,80,98,76,75, [chemical_name] => [weight] => 202.18 [form] => C8H2D5NO5 [cas] => 929709-59-1 [pslug] => 929709-59-1-4-hydroxy-3-nitrophenylacetic-acid-d5-pasti050420 [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 050420
Molecular Formula : C8H2D5NO5
Molecular Weight : 202.18
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] => 3-Nitro-L-tyrosine-d3 [catalogue_number] => PA STI 068780 [category_ids] => ,80,98, [chemical_name] => [weight] => 229.2 [form] => C9H7D3N2O5 [cas] => 213386-10-8 [pslug] => 213386-10-8-3-nitro-L-tyrosine-d3-pasti068780 [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 068780
Molecular Formula : C9H7D3N2O5
Molecular Weight : 229.2
stdClass Object ( [pname] => L-m-Tyrosine [catalogue_number] => PA 20 63620 [category_ids] => ,97,80,69, [chemical_name] => [weight] => 181.19 [form] => C9H11NO3 [cas] => 587-33-7 [pslug] => 587-33-7-l-m-tyrosine-pa2063620 [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 63620
Molecular Formula : C9H11NO3
Molecular Weight : 181.19
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] => Methyl L-Tyrosinate [catalogue_number] => PA 20 63660 [category_ids] => ,80,97, [chemical_name] => [weight] => 195.22 [form] => C10H13NO3 [cas] => 1080-06-4 [pslug] => 1080-06-4-methyl-l-tyrosinate-pa2063660 [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 63660
Molecular Formula : C10H13NO3
Molecular Weight : 195.22
stdClass Object ( [pname] => 3-Iodo-D-tyrosine [catalogue_number] => PA 20 0631013 [category_ids] => ,97,80,69, [chemical_name] => [weight] => 307.09 [form] => C9H10INO3 [cas] => 25799-58-0 [pslug] => 25799-58-0-3-iodo-d-tyrosine-pa200631013 [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 0631013
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