PHR1176
Tryptophan
Pharmaceutical Secondary Standard; Certified Reference Material
Grade
certified reference material
pharmaceutical secondary standard
Quality Level
Agency
traceable to Ph. Eur. T2610000
traceable to USP 1700501
API family
tryptophan
CofA
current certificate can be downloaded
기술
HPLC: suitable
gas chromatography (GC): suitable
응용 분야
pharmaceutical (small molecule)
형식
neat
저장 온도
2-30°C
SMILES string
[nH]1c2c(c(c1)CC(N)C(=O)O)cccc2
InChI
1S/C11H12N2O2/c12-9(11(14)15)5-7-6-13-10-4-2-1-3-8(7)10/h1-4,6,9,13H,5,12H2,(H,14,15)
InChI key
QIVBCDIJIAJPQS-UHFFFAOYSA-N
유사한 제품을 찾으십니까? 방문 제품 비교 안내
일반 설명
Tryptophan is an essential amino acid and a precursor for the synthesis of serotonin (5-HT), a neuromodulator responsible for modulating sleep and appetite regulation.
Certified pharmaceutical secondary standards for application in quality control provide pharma laboratories and manufacturers with a convenient and cost-effective alternative to in-house working standards.
Certified pharmaceutical secondary standards for application in quality control provide pharma laboratories and manufacturers with a convenient and cost-effective alternative to in-house working standards.
애플리케이션
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.
Tryptophan may be used as a pharmaceutical reference standard for the determination of the analyte in pharmaceutical formulations by spectrophotometric techniques.
분석 메모
These secondary standards offer multi-traceability to the USP and EP (PhEur) primary standards, where they are available.
기타 정보
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.
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.
To see an example of a Certificate of Analysis for this material enter LRAB2382 in the slot below. This is an example certificate only and may not be the lot that you receive.
Values of analytes vary lot to lot.
Storage Class Code
11 - Combustible Solids
WGK
WGK 1
Flash Point (°F)
Not applicable
Flash Point (°C)
Not applicable
시험 성적서(COA)
제품의 로트/배치 번호를 입력하여 시험 성적서(COA)을 검색하십시오. 로트 및 배치 번호는 제품 라벨에 있는 ‘로트’ 또는 ‘배치’라는 용어 뒤에서 찾을 수 있습니다.
The use of carbon paste electrode in the direct voltammetric determination of tryptophan in pharmaceutical formulations
Fiorucci AR, et al.
Journal of Pharmaceutical and Biomedical Analysis, 28(5), 909-915 (2002)
Evolution of tryptophan and its foremost metabolites? concentrations in milk and fermented dairy products
Bertazzo A, et al.
PharmaNutrition, 4(2), 62-67 (2016)
Differential spectrophotometric determination of tyrosine and tryptophan in pharmaceutical amino acid solutions
Demeester J, et al.
Journal of Pharmaceutical Sciences, 67(5), 729-730 (1978)
Tryptophan supplementation modulates social behavior: a review
Steenbergen L, et al.
Neuroscience and Biobehavioral Reviews, 64, 346-358 (2016)
Heedeok Hong et al.
Biochemistry, 52(25), 4413-4421 (2013-06-15)
Lipid solvation provides the primary driving force for the insertion and folding of integral membrane proteins. Although the structure of the lipid bilayer is often simplified as a central hydrophobic core sandwiched between two hydrophilic interfacial regions, the complexity of
Chromatograms
application for HPLC
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