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Safety Information

762369

Sigma-Aldrich

L-Leucine-13C6

endotoxin tested, ≥99 atom % 13C, ≥97% (CP)

Synonym(s):

(S)-2-Amino-4-methylpentanoic acid-13C6, 13C Labeled L-leucine

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About This Item

Linear Formula:
(13CH3)213CH13CH213CH(NH2)13CO2H
CAS Number:
201740-84-3
Molecular Weight:
137.13
MDL number:
MFCD00144634
UNSPSC Code:
12352116
PubChem Substance ID:
329766968

isotopic purity

≥99 atom % 13C

Assay

≥97% (CP)

form

powder

technique(s)

bio NMR: suitable

mp

>300 °C (lit.)

suitability

endotoxin tested

mass shift

M+6

SMILES string

[13CH3][13CH]([13CH3])[13CH2][13C@H](N)[13C](O)=O

InChI

1S/C6H13NO2/c1-4(2)3-5(7)6(8)9/h4-5H,3,7H2,1-2H3,(H,8,9)/t5-/m0/s1/i1+1,2+1,3+1,4+1,5+1,6+1

InChI key

ROHFNLRQFUQHCH-IQUPZBQQSA-N

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Application

For R&D use only. Not for drug, household, or other uses. Any other use is the sole responsibility of the end user.

Endotoxin testing is done on the bulk form of the product before subdivision packaging. This bulk test does not guarantee that the subdivision or repackaged aliquot is endotoxin-free when it is received or used by the customer and does not imply suitability for any particular purpose. If the product must be endotoxin-free for the intended application, the product should be tested prior to actual use.

Packaging

This product may be available from bulk stock and can be packaged on demand. For information on pricing, availability and packaging, please contact Stable Isotopes Customer Service.

Storage Class Code

11 - Combustible Solids

WGK

WGK 1

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Regulatory Listings

Regulatory Listings are mainly provided for chemical products. Only limited information can be provided here for non-chemical products. No entry means none of the components are listed. It is the user’s obligation to ensure the safe and legal use of the product.

JAN Code

762369-VAR:
762369-BULK:

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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