Tryptophan-impurities | Pharmaffiliates

tryptophan

Tryptophan is used in the biosynthesis of proteins. It is a precursor of serotonin. It can be a precursor to niacin, albeit inefficiently, in mammals.Reference standards of Tryptophan API,and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below.

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    [pname] => 5-Hydroxy-L-tryptophan (1329913)
    [catalogue_number] => PA USP1329913
    [category_ids] => ,149,
    [chemical_name] => 
    [weight] => NA
    [form] => NA
    [cas] => 4350-09-8
    [pslug] => 4350-09-8-5-hydroxy-l-tryptophan-1329913-pausp1329913
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5-Hydroxy-L-tryptophan (1329913)


  • Catalogue No.:PA USP1329913

  • CAS :

    4350-09-8

  • Molecular Formula : NA

  • Molecular Weight : NA

stdClass Object
(
    [pname] => L-Tryptophan (1700501)
    [catalogue_number] => PA USP1700501
    [category_ids] => ,149,
    [chemical_name] => 
    [weight] => NA
    [form] => 
    [cas] => 73-22-3
    [pslug] => 73-22-3-l-tryptophan-1700501-pausp1700501
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L-Tryptophan (1700501)


  • Catalogue No.:PA USP1700501

  • CAS :

    73-22-3

  • Molecular Formula :

  • Molecular Weight : NA

stdClass Object
(
    [pname] => Tryptophan Related Compound A  (1,1'-ethylidene-bis(L-tryptophan)) (1700512)
    [catalogue_number] => PA USP1700512
    [category_ids] => ,149,
    [chemical_name] => 
    [weight] => NA
    [form] => 
    [cas] => 132685-02-0
    [pslug] => 132685-02-0-tryptophan-related-compound-a-1-1-ethylidene-bis-l-tryptophan-1700512-pausp1700512
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Tryptophan Related Compound A (1,1'-ethylidene-bis(L-tryptophan)) (1700512)


  • Catalogue No.:PA USP1700512

  • CAS :

    132685-02-0

  • Molecular Formula :

  • Molecular Weight : NA

stdClass Object
(
    [pname] => Tryptophan Related Compound B  (N-Acetyl-L-Tryptophan) (1700523)
    [catalogue_number] => PA USP1700523
    [category_ids] => ,149,
    [chemical_name] => 
    [weight] => NA
    [form] => 
    [cas] => 1218-34-4
    [pslug] => 1218-34-4-tryptophan-related-compound-b-n-acetyl-l-tryptophan-1700523-pausp1700523
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Tryptophan Related Compound B (N-Acetyl-L-Tryptophan) (1700523)


  • Catalogue No.:PA USP1700523

  • CAS :

    1218-34-4

  • Molecular Formula :

  • Molecular Weight : NA