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Key Documents

Safety Information

P1800

Sigma-Aldrich

Poly-L-tyrosine

mol wt 10,000-40,000

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About This Item

CAS Number:
MDL number:
UNSPSC Code:
12352200
PubChem Substance ID:

form

powder or solid

mol wt

10,000-40,000

color

white to off-white

application(s)

detection

storage temp.

−20°C

SMILES string

NC(Cc1ccc(O)cc1)C(O)=O

InChI

1S/C9H11NO3/c10-8(9(12)13)5-6-1-3-7(11)4-2-6/h1-4,8,11H,5,10H2,(H,12,13)/t8-/m0/s1

InChI key

OUYCCCASQSFEME-QMMMGPOBSA-N

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Biochem/physiol Actions

Poly-L-Lysine has been used to improvement of the dispersibility of carbon nanotubes.

Analysis Note

Molecular weights assayed by MALLS

Other Notes

For additional technical information on polyamino acids please visit the Polyamino acid FAQ resource.

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Regulatory Information

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Certificates of Analysis (COA)

Lot/Batch Number

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  1. Which document(s) contains shelf-life or expiration date information for a given product?

    If available for a given product, the recommended re-test date or the expiration date can be found on the Certificate of Analysis.

  2. How do I get lot-specific information or a Certificate of Analysis?

    The lot specific COA document can be found by entering the lot number above under the "Documents" section.

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  4. What is the Department of Transportation shipping information for this product?

    Transportation information can be found in Section 14 of the product's (M)SDS.To access the shipping information for this material, use the link on the product detail page for the product. 

  5. Is Product P1800, Poly-L-tyrosine, a free acid or a salt form?

    Product P1800, Poly-L-tyrosine, is manufactured as the free acid.  There are no salts in the preparation.

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    Ask a Scientist here.

Dispersion of single-walled carbon nanotubes modified with poly-l-tyrosine in water
Kojima, M. et al.
Nano Letters, 6, 128-133 (2011)

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