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C3633

Cystathionine

≥90% (HPLC)

Sinonimo/i:

DL,DL-allo-Cystathionine, S-(2-Amino-2-carboxyethyl)homocysteine

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Cambia visualizzazione
A voi/SKUDisponibilitàPrezzo
500 mg
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CHF 698.00

Informazioni su questo articolo

Formula condensata:
HOOCCH(NH2)CH2CH2SCH2CH(NH2)COOH
Numero CAS:
Peso molecolare:
222.26
NACRES:
NA.26
PubChem Substance ID:
UNSPSC Code:
12352209
EC Number:
208-613-7
MDL number:

CHF 698.00


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Nome del prodotto

Cystathionine, ≥90% (HPLC)

Quality Segment

assay

≥90% (HPLC)

form

powder

color

white to off-white

mp

281 °C (dec.)

storage temp.

2-8°C

SMILES string

NC(CCSCC(N)C(O)=O)C(O)=O

InChI

1S/C7H14N2O4S/c8-4(6(10)11)1-2-14-3-5(9)7(12)13/h4-5H,1-3,8-9H2,(H,10,11)(H,12,13)

InChI key

ILRYLPWNYFXEMH-UHFFFAOYSA-N

Gene Information

human ... BHMT(635)

Biochem/physiol Actions

Cystathionine is an intermediate in the biosynthesis of the amino acid cysteine. Cystathionine is used as a substrate to differentiate and analyze cystathionine gamma-lyase(s).

Preparation Note

Prepared by method of Stekol.[1]

Other Notes

A mixture of 4 stereoisomers; L-, D-, L-allo- and D-allo-cystathionine.

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Questo articolo
C7505E5139L8543
Cystathionine ≥90% (HPLC)

Sigma-Aldrich

C3633

Cystathionine

L-Cystathionine ≥98% (TLC)

Sigma-Aldrich

C7505

L-Cystathionine

DL-Ethionine ≥95% (TLC)

Sigma-Aldrich

E5139

DL-Ethionine

DL-Lanthionine ≥98% (TLC)

Sigma-Aldrich

L8543

DL-Lanthionine

form

powder

form

powder

form

powder

form

powder

assay

≥90% (HPLC)

assay

≥98% (TLC)

assay

≥95% (TLC)

assay

≥98% (TLC)

storage temp.

2-8°C

storage temp.

−20°C

storage temp.

−20°C

storage temp.

-

color

white to off-white

color

white

color

white to off-white

color

white

Quality Level

200

Quality Level

200

Quality Level

200

Quality Level

200

mp

281 °C (dec.)

mp

>300 °C

mp

269 °C

mp

-


Classe di stoccaggio

11 - Combustible Solids

wgk

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Gloves, type N95 (US)



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Certificati d'analisi (COA)

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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

      Helpful?

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