485365
咖啡因-三甲基-13C3
99 atom % 13C, 99% (CP)
别名:
1H-Purine-2,6-dione, 3,7-dihydro-1,3,7-tri(methyl-13C)
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关于此项目
经验公式（希尔记法）:
13C3C5H10N4O2
化学文摘社编号:
分子量:
197.17
NACRES:
NA.12
PubChem Substance ID:
UNSPSC Code:
12352106
MDL number:
Isotopic purity:
99 atom % 13C
Assay:
99% (CP)
Mass shift:
M+3
Form:
solid
InChI
1S/C8H10N4O2/c1-10-4-9-6-5(10)7(13)12(3)8(14)11(6)2/h4H,1-3H3/i1+1,2+1,3+1
SMILES string
[13CH3]N1C(=O)N([13CH3])c2ncn([13CH3])c2C1=O
InChI key
RYYVLZVUVIJVGH-VMIGTVKRSA-N
isotopic purity
99 atom % 13C
assay
99% (CP)
form
solid
technique(s)
mass spectrometry (MS): suitable
mp
234-236.5 °C (lit.)
mass shift
M+3
Quality Level
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相关类别
General description
L-Caffeine-(trimethyl-13C3) is an isotopic analogue of L-caffeine.
Application
L-Caffeine-(trimethyl-13C3) can be used
in the determination of L-Ephedrine, pseudooephedrine and caffeine in rat plasma using LC-TMS and study its toxicokinetic value.
as an internal standard for the investigation of caffeine concentration in drinking foods.
in the determination of L-Ephedrine, pseudooephedrine and caffeine in rat plasma using LC-TMS and study its toxicokinetic value.
as an internal standard for the investigation of caffeine concentration in drinking foods.
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.
hcodes
signalword
Warning
Hazard Classifications
Acute Tox. 4 Oral
存储类别
11 - Combustible Solids
wgk
WGK 1
flash_point_f
Not applicable
flash_point_c
Not applicable
法规信息
新产品
此项目有
Stephen D Cooper et al.
Journal of analytical toxicology, 35(6), 341-348 (2011-07-12)
A rapid and simple liquid chromatography tandem mass spectrometry method was developed and validated for the simultaneous determination of L-ephedrine, pseudoephedrine, and caffeine in male Fisher-344 rat plasma at nanogram-per-milliliter concentrations for use in support of toxicology studies. Only 25
Jeroen Peters et al.
Analytical and bioanalytical chemistry, 405(24), 7783-7794 (2013-06-14)
A combined (triplex) immunoassay for the simultaneous detection of three mycotoxins in grains was developed with superparamagnetic colour-encoded microbeads, in combination with two bead-dedicated flow cytometers. Monoclonal antibodies were coupled to the beads, and the amounts of bound mycotoxins were
Noelia López-Gutiérrez et al.
Food chemistry, 173, 607-618 (2014-12-04)
A method has been developed and validated for the simultaneous detection and quantification of phytochemicals in nutraceutical products obtained from green tea. For that purpose, ultra-high performance liquid chromatography coupled to single-stage Orbitrap high resolution mass spectrometry (UHPLC-Orbitrap-MS) has been
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