labeled bioactive compounds - isotec stable isotopes
DESCRIPTION
Whether you are developing analytical methods or performing routine testing, our 13C, 15N and deuterium labeled bioactive compounds are reliable internal standards for your most demanding applications. Our products have the highest isotopic enrichments available for precise and accurate quantitation. We offer a wide range of compounds including steroids, hormones, vitamins and various metabolites.TRANSCRIPT
15N
13C
ISOTEC® Stable IsotopesLabeled Bioactive Compounds
Cat. No. Product Description Isotopic Purity
706035 Aldosterone-2,2,4,6,6,17-d6 (variable deuteration on C21)
98 atom % D
708984 Ammelide-13C3 99 atom % 13C
709263 Ammeline-13C3 99 atom % 13C
699411 7-Azaindole-1-15N 98 atom % 15N
699330 7-Azaindole-15N1 (pyridine-15N) 98 atom % 15N
691763 Azelaic acid -13C9 99 atom % 13C
705101 Barbituric acid -13C4, 15N3 99 atom % 13C
98 atom % 15N
705268 Biotin-d2 (ring-6,6-d2) 98 atom % D
706337 Caffeic acid-13C9 99 atom % 13C
588598 Caffeine-3-methyl-13C 99 atom % 13C
485365 Caffeine-trimethyl-13C3 99 atom % 13C
614122 Chenodeoxycholic acid-2,2,4,4-d4 98 atom % D
696935 Chlorpromazine-d6 (dimethyl-d6) 98 atom % D
701726 Chlorzoxazone-2-13C,18O (hydroxy-18O) 99 atom % 13C95 atom % 18O
707678 Cholesterol-25,26,27-13C3 99 atom % 13C
488577 Cholesterol-2,2,3,4,4,6-d6 97 atom % D
677574 Cholesterol-25,26,26,26,27,27,27-d7 99 atom % D
679046 Cholesterol-26,26,26,27,27,27-d6 98 atom % D
488585 Cholesterol-3,4-13C2 99 atom % 13C
605875 Cholesterol-4-13C 99 atom % 13C
614149 Cholic acid-2,2,4,4-d4 98 atom % D
614106 Cholic acid-2,2,3,4,4-d5 98 atom % D
Cat. No. Product Description Isotopic Purity
605883 Cholic acid-24-13C 99 atom % 13C
696927 Clenbuterol-d9 (t-butyl-d9) 98 atom % D
705586 Cortisone-2,2,4,6,6,12,12-d7 98 atom % D
687820 Cyanuric acid-13C3 99 atom % 13C
685119 Deoxycholic acid -24-13C 99 atom % 13C
614130 Deoxycholic acid-2,2,4,4-d4 98 atom % D
710784 11-Deoxycortisol-2,2,4,6,6 -d5 98 atom % D
705942 1a,25-Dihydroxyvitamin D3 (6,19,19-d3) 97 atom % D
705640 1,7-Dimethyluric acid-13C4, 15N3 99 atom % 13C
98 atom % 15N
705373 1,7-Dimethylxanthine-d6(dimethyl-d6) 98 atom % D
705357 3,7-Dimethylxanthine-d6(dimethyl-d6) 98 atom % D
491187 17b-Estradiol-16,16,17-d3 98 atom % D
613967 17b-Estradiol-2,4,16,16,17-d5 97 atom % D
489204 Estrone-2,4,16,16-d4 95 atom % D
524956 Estrone-2,4,16,16-d4 3-sulfate, sodium salt 95 atom % D
710792 18-Hydroxycorticosterone- 9,11,12,12 -d4 98 atom % D
614157 Hydrocortisone-1a,2a-d2 98 atom % D
705594 Hydrocortisone-9,11,12,12-d4 98 atom % D
705497 25-Hydroxyvitamin D2 (6,19,19-d3) 97 atom % D
705888 25-Hydroxyvitamin D3 (6,19,19-d3) 97 atom % D
709557 3-Iodothyronamine-d4(ethylamino-1,1,2,2-d4) hydrochloride
98 atom % D
589292 Lithocholic acid-11,12-d2 97 atom % D
614033 Lithocholic acid-2,2,3,4,4-d5 98 atom % D
Whether you are developing analytical methods or performing routine testing, our 13C, 15N and deuterium labeled bioactive compounds are reliable internal standards for your most demanding applications. Our products have the highest isotopic enrichments available for precise and accurate quantitation. We offer a wide range of compounds including steroids, hormones, vitamins and various metabolites. In addition, we now provide 13C and 15N labeled melamine and related products. These materials can facilitate research and method development and are reliable standards for mass spectrometric detection of these potential impurities.
For a full listing of these products, visit sigma-aldrich.com/sibio
15N
13C
ISOTEC® Stable Isotopes
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Cat. No. Product Description Isotopic Purity
589349 Lithocholic acid-2,2,4,4-d4 98 atom % D
707228 Melamine-13C3 99 atom % 13C
592889 Melamine-triamine-15N3 min.80 atom % 15N(triamine)max.20 atom % 15N(triazine)
705829 2-Methoxy-13C,d3-estradiol 99 atom % 13C98 atom % D
705713 4-Methoxy-13C,d3-estradiol 99 atom % 13C98 atom % D
705705 2-Methoxy-13C,d3-estrone 99 atom % 13C98 atom % D
705691 4-Methoxy-13C,d3-estrone 99 atom % 13C 98 atom % D
705608 1-Methyluric acid-13C4, 15N3 99 atom % 13C
98 atom % 15N
705616 3-Methyluric acid-13C4, 15N3 99 atom % 13C
98 atom % 15N
705209 1-Methylxanthine -13C, d3 (methyl-13C, d3) 99 atom % 13C98 atom % D
705217 3-Methylxanthine -13C4,15N3 (2,4,5,6-13C4,
1,3,9-15N3)99 atom % 13C98 atom % 15N
702250 3-Methyl-13C-glutaconic acid-2,4-13C2 99 atom % 13C
696951 Metronidazole-d4 (ethylene-d4) 98 atom % D
704385 4-Nitrophenyl-13C6 hydrazine 99 atom % 13C
652296 3-Nitro-L-tyrosine-13C9 98 atom % 13C
705802 Probucol -13C3 (propanyl-13C3) 99 atom % 13C
705187 Pyridoxal- d3 (methyl-d3) hydrochloride 98 atom % D
705322 Pyridoxamine -d3 (methyl-d3) dihydrochloride 98 atom % D
705292 Ribofl avin-13C4, 15N2 (dioxopyrimidine-13C4,
15N2) 99 atom% 13C98 atom % 15N
Cat. No. Product Description Isotopic Purity
709891 Spermidine-d8 (butane-d8) trihydrochoride 98 atom % D
705330 Spermine -d8 (butane-d8) tetrahydrochloride 98 atom % D
705683 Testosterone-2,2,4,6,6-d5 98 atom % D
705675 Testosterone-2,3,4-13C3 99 atom % 13C
699594 L-Thyroxine-13C12 (ring-13C12) 99 atom % 13C
709719 3,3',5'-Triiodothyronine-13C6 (diiodophenyl-13C6)
99 atom % 13C
709611 3,3',5-Triiodothyronine-13C6 (tyrosine-13C6) 99 atom % 13C
705667 1,3,7-Trimethyluric acid -13C4 ,15N3 (2,4,5,6-
13C4 ,1,3,9-15N3)99 atom % 13C98 atom % 15N
709638 cis-Urocanic acid-1,2,3-13C3 99 atom % 13C
705837 Vitamin B5 (di-β-alanine-13C6, 15N2 ),
calcium salt99 atom % 13C98 atom % 15N
705489 Vitamin D2 (6,19,19-d3) 97 atom % D
705861 Vitamin D3 (6,19,19-d3) 97 atom % D
615366 Vitamin E acetate (trimethyl-d9) 98 atom % D
705470 Vitamin K-d7 (5,6,7,8-d4, 2-methyl-d3) 98 atom % D