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T8941

Sigma-Aldrich

L-Tryptophan

99.0-101.0%, suitable for cell culture, BioXtra, non-animal source

Sinonimo/i:

(S)-2-Amino-3-(3-indolyl)propionic acid, L-α-Amino-3-indolepropionic acid

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10 MG
38,40 €
25 G
149,00 €
100 G
484,00 €
1 KG
2.840,00 €

38,40 €


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Cambia visualizzazione
10 MG
38,40 €
25 G
149,00 €
100 G
484,00 €
1 KG
2.840,00 €

About This Item

Formula empirica (notazione di Hill):
C11H12N2O2
Numero CAS:
Peso molecolare:
204.23
Beilstein:
86197
Numero CE:
Numero MDL:
Codice UNSPSC:
12352209
eCl@ss:
32160406
ID PubChem:
NACRES:
NA.26

38,40 €


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Nome del prodotto

L-Tryptophan, from non-animal source, meets EP, JP, USP testing specifications, suitable for cell culture, 99.0-101.0%

Origine biologica

non-animal source

agenzia

USP/NF
meets EP testing specifications
meets JP testing specifications
meets USP testing specifications

Nome Commerciale

BioXtra

Saggio

99.0-101.0%

Stato

powder

Qualità

meets EP, JP, USP testing specifications

tecniche

cell culture | mammalian: suitable

Impurezze

endotoxin, tested

Colore

white to yellow

Punto di fusione

280-285 °C (dec.) (lit.)

Solubilità

1 M HCl: 10 mg/mL

applicazioni

pharmaceutical (small molecule)

Stringa SMILE

N[C@@H](Cc1c[nH]c2ccccc12)C(O)=O

InChI

1S/C11H12N2O2/c12-9(11(14)15)5-7-6-13-10-4-2-1-3-8(7)10/h1-4,6,9,13H,5,12H2,(H,14,15)/t9-/m0/s1
QIVBCDIJIAJPQS-VIFPVBQESA-N

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Applicazioni

L-Tryptophan has been used in PreC media preparation and in cell culture.[1][2]

Azioni biochim/fisiol

Tryptophan (Trp) is one of the functional amino acids that is associated with growth, reproduction, maintenance and immunity.[3] Increased Trp availability is necessary for the regulation of mood, cognition and behaviour. It is hypothesised that L-Trp might be useful in inducing sleep in healthy adults against the normal circadian rhythm. Trp uptake by the brain depends on the plasma ratio of Trp to all of the other LNAAs (large neutral amino acids). Higher the Trp:LNAAs ratio, greater is the Trp uptake.[4]

Altre note

Amino acid precursor of serotonin and melatonin

Codice della classe di stoccaggio

13 - Non Combustible Solids

Classe di pericolosità dell'acqua (WGK)

WGK 1

Punto d’infiammabilità (°F)

Not applicable

Punto d’infiammabilità (°C)

Not applicable

Dispositivi di protezione individuale

Eyeshields, Gloves, type N95 (US)


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Certificati d'analisi (COA)

Lot/Batch Number

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Amino acids: metabolism, functions, and nutrition
Amino Acids (2009)
Nutrient supplements boost yeast
transformation efficiency
Sheng-ChunYu
Scientific Reports (2016)
Danielle N A Lesperance et al.
Applied and environmental microbiology, 87(1) (2020-10-18)
Drosophila melanogaster gut microbes play important roles in host nutritional physiology. However, these associations are often indirect, and studies typically are in the context of specialized nutritional conditions, making it difficult to discern how microbiome-mediated impacts translate to physiologically relevant
Preparation of Purified Gram-positive Bacterial Cell Wall and Detection in Placenta and Fetal Tissues
Beth Mann
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Effects of tryptophan loading on human cognition, mood, and sleep
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Neuroscience and Biobehavioral Reviews, 34(3), 387-407 (2010)

Domande

1–2 di 2 domande  
  1. How can I determine the shelf life / expiration / retest date of this product?

    1 risposta
    1. If this product has an expiration or retest date, it will be shown on the Certificate of Analysis (COA, CofA). If there is no retest or expiration date listed on the product's COA, we do not have suitable stability data to determine a shelf life. For these products, the only date on the COA will be the release date; a retest, expiration, or use-by-date will not be displayed.
      For all products, we recommend handling per defined conditions as printed in our product literature and website product descriptions. We recommend that products should be routinely inspected by customers to ensure they perform as expected.
      For products without retest or expiration dates, our standard warranty of 1 year from the date of shipment is applicable.
      For more information, please refer to the Product Dating Information document: https://www.sigmaaldrich.com/deepweb/assets/sigmaaldrich/marketing/global/documents/449/386/product-dating-information-mk.pdf

      Utile?

  2. How is shipping temperature determined? And how is it related to the product storage temperature?

    1 risposta
    1. Products may be shipped at a different temperature than the recommended long-term storage temperature. If the product quality is sensitive to short-term exposure to conditions other than the recommended long-term storage, it will be shipped on wet or dry-ice. If the product quality is NOT affected by short-term exposure to conditions other than the recommended long-term storage, it will be shipped at ambient temperature. As shipping routes are configured for minimum transit times, shipping at ambient temperature helps control shipping costs for our customers. For more information, please refer to the Storage and Transport Conditions document: https://www.sigmaaldrich.com/deepweb/assets/sigmaaldrich/marketing/global/documents/316/622/storage-transport-conditions-mk.pdf

      Utile?

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