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T9753

D-Tryptophan

≥98.0% (HPLC)

Synonym(e):

(R)-2-Amino-3-(3-indolyl)-propionsäure, D-α-Amino-3-indolpropionsäure

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Über diesen Artikel

Empirische Formel (Hill-System):
C11H12N2O2
CAS-Nummer:
Molekulargewicht:
204.23
NACRES:
NA.32
PubChem Substance ID:
UNSPSC Code:
12352103
EC Number:
205-819-9
MDL number:
Beilstein/REAXYS Number:
86198
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Produktname

D-Tryptophan, ≥98.0% (HPLC)

biological source

synthetic (organic)

Quality Segment

assay

≥98.0% (HPLC)

form

powder

technique(s)

cell culture | embryo: suitable, cell culture | mammalian: suitable

color

white to off-white

mp

282-285 °C (dec.) (lit.)

SMILES string

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-/m1/s1

InChI key

QIVBCDIJIAJPQS-SECBINFHSA-N

Gene Information

human ... GRINA(2907)
mouse ... GRINA(66168)
rat ... GRINA(266668)

General description

Tryptophan is one of the essential and standard amino acids present in the body. It is used by the cells to produce proteins.

Application

D-Tryptophan can be used for Human embryonic kidney cell (HEK-293, ATCC: CRL-1573) culture.[1]The product is a sweetener used to study the release of incretins from enteroendocrine cells triggered by sugar but not by sweeteners.[2]
D-Tryptophan has been used to study its efficacy on dispersing biofilm in dental unit waterlines (DUWLs) in vitro.

Biochem/physiol Actions

Low level of D-tryptophan is capable of preventing the growth of an L-tryptophan-requiring mutant of the E. coli.

Other Notes

Unnatural isomer of tryptophan.

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Dieser Artikel
T3300T8941162698
form

powder

form

powder

form

powder

form

powder

technique(s)

cell culture | embryo: suitable, cell culture | mammalian: suitable

technique(s)

-

technique(s)

cell culture | mammalian: suitable

technique(s)

-

assay

≥98.0% (HPLC)

assay

≥99% (HPLC)

assay

99.0-101.0%

assay

≥99% (HPLC)

mp

282-285 °C (dec.) (lit.)

mp

289-290 °C (dec.) (lit.)

mp

280-285 °C (dec.) (lit.)

mp

289-290 °C (dec.) (lit.)

Quality Level

200

Quality Level

200

Quality Level

300

Quality Level

200

color

white to off-white

color

white to off-white

color

white to yellow

color

-


Lagerklasse

11 - Combustible Solids

wgk

WGK 1

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Gloves, type N95 (US)



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Global Trade Item Number

SKUGTIN
T9753-5G04061837390456
T9753-25G04061837390449
T9753-100MG04061832277080
T9753-1G04061826214619
T9753-100G04061837390432

Questions

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

    1 answer
    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/418/501/product-dating-information-06-25-mk.pdf

      Helpful?

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

    1 answer
    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

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