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Merck

PHR1108

Supelco

L-Histidina

Pharmaceutical Secondary Standard; Certified Reference Material

Sinónimos:

NSC 137773, Ácido (S)-2-amino-3-(4-imidazolil)propiónico

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About This Item

Fórmula empírica (notación de Hill):
C6H9N3O2
Número de CAS:
Peso molecular:
155.15
Beilstein/REAXYS Number:
84088
EC Number:
MDL number:
UNSPSC Code:
41116107
eCl@ss:
32160406
PubChem Substance ID:
NACRES:
NA.24

grade

certified reference material
pharmaceutical secondary standard

Quality Level

agency

traceable to Ph. Eur. H0750000
traceable to USP 1308505

API family

histidine

CofA

current certificate can be downloaded

technique(s)

HPLC: suitable
gas chromatography (GC): suitable

mp

282 °C (dec.) (lit.)

application(s)

cleaning products
cosmetics
flavors and fragrances
food and beverages
personal care
pharmaceutical (small molecule)

format

neat

storage temp.

2-30°C

SMILES string

N[C@@H](Cc1c[nH]cn1)C(O)=O

InChI

1S/C6H9N3O2/c7-5(6(10)11)1-4-2-8-3-9-4/h2-3,5H,1,7H2,(H,8,9)(H,10,11)/t5-/m0/s1

InChI key

HNDVDQJCIGZPNO-YFKPBYRVSA-N

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General description

Pharmaceutical secondary standards for application in quality control, provide pharma laboratories and manufacturers with a convenient and cost-effective alternative to the preparation of in-house working standards. L-Histidine is an essential amino acid, widely present at the active sites of enzymes. It binds to metal ions and may aid in the transport of copper. It also plays an important role for the binding of heme groups, macromolecules and phosphate groups in the binding sites of proteins.

Application

These Secondary Standards are qualified as Certified Reference Materials. These are suitable for use in several analytical applications including but not limited to pharma release testing, pharma method development for qualitative and quantitative analyses, food and beverage quality control testing, and other calibration requirements.

Biochem/physiol Actions

Precursor de la histamina por medio de la histidina descarboxilasa.

Analysis Note

These secondary standards offer multi-traceability to the USP, EP (PhEur) and BP primary standards, where they are available.

Other Notes

This Certified Reference Material (CRM) is produced and certified in accordance with ISO 17034 and ISO/IEC 17025. All information regarding the use of this CRM can be found on the certificate of analysis.

Footnote

To see an example of a Certificate of Analysis for this material enter LRAA7159 in the slot below. This is an example certificate only and may not be the lot that you receive.

Recommended products

Find a digital Reference Material for this product available on our online platform ChemisTwin® for NMR. You can use this digital equivalent on ChemisTwin® for your sample identity confirmation and compound quantification (with digital external standard). An NMR spectrum of this substance can be viewed and an online comparison against your sample can be performed with a few mouseclicks. Learn more here and start your free trial.

Storage Class

11 - Combustible Solids

wgk_germany

WGK 1

flash_point_f

Not applicable

flash_point_c

Not applicable


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Shweta Singh et al.
Microbial cell factories, 7, 28-28 (2008-10-14)
The large-scale production of G-protein coupled receptors (GPCRs) for functional and structural studies remains a challenge. Recent successes have been made in the expression of a range of GPCRs using Pichia pastoris as an expression host. P. pastoris has a
Pawel Swietach et al.
Proceedings of the National Academy of Sciences of the United States of America, 110(22), E2064-E2073 (2013-05-17)
Ca(2+) signaling regulates cell function. This is subject to modulation by H(+) ions that are universal end-products of metabolism. Due to slow diffusion and common buffers, changes in cytoplasmic [Ca(2+)] ([Ca(2+)]i) or [H(+)] ([H(+)]i) can become compartmentalized, leading potentially to
Camilla Hofström et al.
Journal of medicinal chemistry, 56(12), 4966-4974 (2013-05-23)
Engineered affibody molecules can be used for high contrast in vivo molecular imaging. Extending a recombinantly produced HER2 binding affibody molecule with a hexa-histidine tag allows for convenient purification by immobilized metal-ion affinity chromatography and labeling with [(99m)Tc(CO)3](+) but increases
H M Golder et al.
Journal of dairy science, 97(8), 5131-5150 (2014-06-03)
Ruminal bacterial community composition (BCC) and its associations with ruminal fermentation measures were studied in dairy heifers challenged with combinations of grain, fructose, and histidine in a partial factorial study. Holstein-Friesian heifers (n=30) were randomly allocated to 5 triticale grain-based
Tomas F M Kuijpers et al.
The FEBS journal, 280(23), 6184-6195 (2013-10-12)
Sulfite salts are widely used as antibrowning agents in food processing. Nevertheless, the exact mechanism by which sulfite prevents enzymatic browning has remained unknown. Here, we show that sodium hydrogen sulfite (NaHSO3) irreversibly blocks the active site of tyrosinase from

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