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490091

Sigma-Aldrich

L-Phenylalanine-1-13C

greener alternative

99 atom % 13C

Sinónimos:

L-Phenylalanine-carboxy-13C

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About This Item

Fórmula lineal:
C6H5CH2CH(NH2)13CO2H
Número de CAS:
81201-86-7
Peso molecular:
166.18
MDL number:
MFCD00084036
UNSPSC Code:
12352209
PubChem Substance ID:
24872525
NACRES:
NA.12

isotopic purity

99 atom % 13C

Quality Level

200

assay

99% (CP)

form

solid

optical activity

[α]25/D -33.0°, c = 1 in H2O

greener alternative product score

old score: 54
new score: 42
Find out more about DOZN™ Scoring

greener alternative product characteristics

Less Hazardous Chemical Syntheses
Safer Solvents and Auxiliaries
Inherently Safer Chemistry for Accident Prevention
Learn more about the Principles of Green Chemistry.

sustainability

Greener Alternative Product

mp

270-275 °C (dec.) (lit.)

greener alternative category

Re-engineered

mass shift

M+1

SMILES string

[H][C@](N)(Cc1ccccc1)[13C](O)=O

InChI

1S/C9H11NO2/c10-8(9(11)12)6-7-4-2-1-3-5-7/h1-5,8H,6,10H2,(H,11,12)/t8-/m0/s1/i9+1

InChI key

COLNVLDHVKWLRT-DMSOPOIOSA-N

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Categorías relacionadas

General description

L-Phenylalanine-1-13C is an isotopic analogue of L-phenylalanine.
We are committed to bringing you Greener Alternative Products, which adhere to one of the four categories of Greener Alternatives . This product belongs to category of Re-engineered products, showing key improvements in Green Chemistry Principles “Less Hazardous Chemical Syntheses”, “Safer Solvents and Auxiliaries” and “Inherently Safer Chemistry for Accident Prevention”. Click here to view its DOZN scorecard.

Application

L-Phenylalanine-carboxy-13C is used to evaluate the 13CO2 level of phenylalanine hydroxylase activity via 13C phenylalanine breath test.

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

11 - Combustible Solids

wgk_germany

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

Certificados de análisis (COA)

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Yukimoto Ishii et al.
Surgery, 132(5), 849-856 (2002-12-05)
We have previously reported that by means of a breath test with intravenously administered L-[1-13C] phenylalanine (13Cphe), hepatopathy could be quantitatively evaluated by measuring expiratory 13CO2 levels in a short period. It is known that phenylalanine hydroxylase activity (PAHA) plays

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