Metabolite Reference Standards and Reagents: All Compounds

Please note that this program has ended. The Metabolite Standards Synthesis Cores (MSSCs) are shipping out the remaining inventory, but will not be making more. We are furthermore no longer accepting nominations for new syntheses.

You may request compounds via the links below, but note that some are no longer available.

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Compound ID	Common Name	InChiKey	Isotopic Label Type	Isotopic Label Position	Pathway Cassette	MSSC	Status	Request this compound
40	10-Formyl-tetrahydrofolic acid	AUFGTPPARQZWDO-YUZLPWPTSA-N			Folates/1C metabolism	RTI	completed	REQUEST
178	11-keto-1,6,7-trideuterotestosterone	WTPMRQZHJLJSBO-FLDABYKKSA-N			Steroids/bioactive lipids	RTI	completed	REQUEST
181	11β-Hydroxyandrostenedione	WSCUHXPGYUMQEX-KCZNZURUSA-N	unlabelled parent^*		Steroids/bioactive lipids	RTI	completed ^*	REQUEST
180	11β-Hydroxyandrostenedione-d3		²H	carbons 1,6,7	Steroids/bioactive lipids	RTI	completed ^‡	REQUEST
44	11β-hydroxyandrostenedione (d-4)	WSCUHXPGYUMQEX-KCZNZURUSA-N	²H	at carbons 1,2,6,7	Steroids/bioactive lipids	RTI	nominated ^†
213	13CD3-QA Iodide	CSRAQSNOQWXULC-HBKQTYJLSA-M	¹³C + ²H	both on one mehyl group	Reagents	SRI	completed	REQUEST
225	[15N2,13C]-5-Carboxycytosine	BLQMCTXZEMGOJM-QIOHBQFSSA-N	¹⁵N, ¹³C			SRI	completed	REQUEST
226	[15N2,13C]-5-Formylcytosine	FHSISDGOVSHJRW-QIOHBQFSSA-N	¹⁵N, ¹³C			SRI	completed	REQUEST
83	15N-Cholamine Bromide	VSZWLDAGOXQHNB-NWZHYJCUSA-M	¹⁵N	Please see Anal Chem. 2013 Sep 17;85(18):8715-21.	Reagents	SRI	completed	REQUEST
214	15NQDA	CSRAQSNOQWXULC-XOJMRSMASA-M	¹⁵N	2-¹⁵Naminooxyethyl	Reagents	SRI	completed	REQUEST
179	18-Hydroxy-1,18,18-trideuterocorticosterone	WTPMRQZHJLJSBO-BYUZBNOLSA-N			Steroids/bioactive lipids	RTI	synthesis in process
177	18-hydroxy-1,18,18-trideuterocortisol	HESFZGWRDUVOMS-YTTWDCMTSA-N			Steroids/bioactive lipids	RTI	synthesis in process ^‡
176	18-hydroxy-1,6,7-trideuterocortisol	HESFZGWRDUVOMS-AZFBHEKGSA-N	²H		Steroids/bioactive lipids	RTI	synthesis in process ^‡
187	18-Hydroxycorticosterone	HFSXHZZDNDGLQN-ZVIOFETBSA-N	unlabelled parent^*		Steroids/bioactive lipids	RTI	synthesis in process ^*
186	18-Hydroxycortisol	HESFZGWRDUVOMS-UKSDXMLSSA-N	unlabelled parent^*		Steroids/bioactive lipids	RTI	synthesis in process ^*
45	18-oxo-tetrahydrocortisol	ONUUOQCMEFWOSB-ASTGPZOCSA-N	NA	NA	Steroids/bioactive lipids	RTI	synthesis in process
43	18β-hydroxycortisol	HESFZGWRDUVOMS-FJNAKSJRSA-N	either -d3 or ¹³C3 or greater	any non-exhangeable position	Steroids/bioactive lipids	RTI	synthesis in process ^†
217	1-Monoethyl malate	FHHFKGGCXNOIAY-PTQBSOBMSA-N	¹³C	1 position of malate	Krebs cycle	SRI	completed	REQUEST
77	2-hydroxyglutaric acid	HWXBTNAVRSUOJR-UHFFFAOYSA-N	¹³C	uniform enrichment	Krebs cycle	SRI	completed	REQUEST
7	2-keto-3-deoxygluconate	WPAMZTWLKIDIOP-WVZVXSGGSA-N			Miscellaneous/drugs	SRI	completed	REQUEST
221	2-Oxo-20-trihydroxy-leukotriene B4	QVZXILIWUPKGPA-CYHXRQOESA-N			Steroids/bioactive lipids		nominated
8	3-Deoxyarabino-hexonic acid	YGMNHEPVTNXLLS-VAYJURFESA-N	NA	NA	Miscellaneous/drugs	SRI	completed	REQUEST
222	5-carboxy-2’-deoxy-Cytidine	FHPQEVWDHUHVGT-RRKCRQDMSA-N	¹³C	all carbons on the cytosine	Epigenetics		synthesis in process
215	5-carboxylcytosine	BLQMCTXZEMGOJM-UHFFFAOYSA-N			Epigenetics	SRI	completed	REQUEST
173	5-Formimino-tetrahydrofolic acid	YCWUVLPMLLBDCU-OLZOCXBDSA-N			Folates/1C metabolism	RTI	completed ^‡	REQUEST
223	5-formyl-2’-deoxy-Cytidine	QBADNGFALQJSIH-XLPZGREQSA-N	¹³C	All of the cytosine ring	Epigenetics		synthesis in process
216	5-formylcytosine	FHSISDGOVSHJRW-UHFFFAOYSA-N			Epigenetics	SRI	completed	REQUEST
224	5-Hydroxymethyl-2''-deoxycytidine-4,5,hydroxymethyl-13C3		¹³C3				synthesis in process ^‡
55	6-phosphogluconic acid	BIRSGZKFKXLSJQ-SQOUGZDYSA-N	¹³C	uniform enrichment	Pentose phosphate: oxidative branch	SRI	completed	REQUEST
54	6-phosphogluconolactone	IJOJIVNDFQSGAB-SQOUGZDYSA-N	¹³C	uniform enrichment	Pentose phosphate: oxidative branch	SRI	completed	REQUEST
74	(6R)-5,10-methylenetetrahydrofolate	QYNUQALWYRSVHF-OLZOCXBDSA-N	¹³C		Folates/1C metabolism	RTI	synthesis in process ^‡
175	(6R,S)-5,10-Methenyl-5,6,7,8-tetrahydrofolic acid, chloride	NDMWNIVQVBEIJX-ZEDZUCNESA-N			Folates/1C metabolism	RTI	completed ^‡	REQUEST
174	(6R,S)-5,10-Methylene-5,6,7,8-tetrahydrofolic acid, calcium salt	AKUPTUNGFOADRT-ZEDZUCNESA-L	unlabelled parent^*		Folates/1C metabolism	RTI	completed ^*	REQUEST
218	Acetaminophen	RZVAJINKPMORJF-UHFFFAOYSA-N	Uniformly ¹³C labeled acetaminophen	All carbon (eight carbon)	Miscellaneous/drugs		nominated
197	AICA Ribonucleotide	XOGIBYSEXZJKHY-UIPKGFOGSA-N	unlabelled parent^*		Nucleotide pathways: purine biosynthesis	RTI	completed ^*	REQUEST
234	alpha-keto-beta-methylvalerate-13C6	t	t	t	branched-chain amino acid oxidation		completed	REQUEST
233	alpha-ketoisocaproate-13C6	t	t	t	branched-chain amino acid oxidation		completed	REQUEST
194	Carbamoyl phosphate	FFQKYPRQEYGKAF-UHFFFAOYSA-N	unlabelled parent^*		Nucleotide pathways: pyrimidine biosynthesis	RTI	synthesis in process ^*
70	Carbamoyl phosphate	FFQKYPRQEYGKAF-UHFFFAOYSA-N	¹³C, ¹⁵N		Nucleotide pathways: pyrimidine biosynthesis	RTI	completed	REQUEST
231	CDP-choline	RZZPDXZPRHQOCG-OJAKKHQRSA-N	²H	perdeuteration of choline (D13)			synthesis in process
239	ceramide C16:0	YDNKGFDKKRUKPY-TURZORIXSA-N	¹³C	in serine subunit (all 3C)			nominated
202	Cholamine Bromide	VSZWLDAGOXQHNB-UHFFFAOYSA-M	unlabelled parent^*		Reagents	SRI	completed ^*	REQUEST
9	Creatine Riboside	BGJFEKXALPJEGN-XVFCMESISA-N				SRI	dropped
61	D-Erythrose 4-phosphate	NGHMDNPXVRFFGS-IUYQGCFVSA-N	¹³C	uniform enrichment	Pentose phosphate: non-oxidative branch	SRI	synthesis in process
15	D-glucose (Uniformly deuterated. 13C labeled at the C3 and C4 positions)	WQZGKKKJIJFFOK-GASJEMHNSA-N	²H, ¹³C	[U-D, 3,4-¹³C]glucose	Glycolysis	NA	declined
196	Dihydroorotic acid	UFIVEPVSAGBUSI-UHFFFAOYSA-N	unlabelled parent^*		Nucleotide pathways: pyrimidine biosynthesis	RTI	synthesis in process ^*
183	Dimethyl α-ketoglutarate	TXIXSLPEABAEHP-UHFFFAOYSA-N	unlabelled parent^*		Krebs cycle	RTI	completed ^*	REQUEST
26	Dimethyl α-ketoglutarate	TXIXSLPEABAEHP-UHFFFAOYSA-N	¹³C	1,2,3,4,5-¹³C5	Krebs cycle	RTI	completed	REQUEST
58	D-Ribose 5-phosphate	KTVPXOYAKDPRHY-SOOFDHNKSA-N	¹³C	uniform enrichment	Pentose phosphate: non-oxidative branch	SRI	completed	REQUEST
57	D-Ribulose 5-phosphate	FNZLKVNUWIIPSJ-UHNVWZDZSA-N	¹³C	uniform enrichment	Pentose phosphate: oxidative branch	SRI	completed	REQUEST
60	D-Sedoheptulose-7-phosphate	CBIDVWSRUUODHL-QTSLKERKSA-N	¹³C	either C1+C2 or C3 to C7	Pentose phosphate: non-oxidative branch	SRI	synthesis in process ^†
59	D-Xylulose 5-phosphate	FNZLKVNUWIIPSJ-RFZPGFLSSA-N	¹³C	uniform enrichment	Pentose phosphate: non-oxidative branch	SRI	synthesis in process
245	Epilupeol	MQYXUWHLBZFQQO-ISZJTHHZSA-N					nominated
238	FAICR	ABCOOORLYAOBOZ-KQYNXXCUSA-N	¹³C	all 5 of ribose ring			nominated
237	FGAM	PMCOGCVKOAOZQM-XVFCMESISA-M	¹³C	all 5 of ribose subunit			nominated
95	fructose 2,6 bisphosphate		U-¹³C	U-¹³C	Glycolysis	SRI	synthesis in process
96	fructose 2,6 bisphosphate	YXWOAJXNVLXPMU-ZXXMMSQZSA-N			Glycolysis	SRI	synthesis in process ^*
53	Fructose-6-phosphate	BGWGXPAPYGQALX-ARQDHWQXSA-N	¹³C	uniform enrichment	Glycolysis	SRI	completed	REQUEST
11	Fumaric acid (2,3-13C and 2,3-2H labeled)	VZCYOOQTPOCHFL-OWOJBTEDSA-N	¹³C, ²H	2,3	Krebs cycle	NA	declined
229	GDP Mannose	MVMSCBBUIHUTGJ-GDJBGNAASA-N	¹³C	all 6 position in the mannose subunit			completed	REQUEST
52	glucose-6-phosphate	NBSCHQHZLSJFNQ-GASJEMHNSA-N	¹³C	uniform enrichment	Glycolysis	SRI	completed	REQUEST
90	Glucosyl (β) sphingosine (d17:1)	DQIGRQVQNXMBJY-XAYNVVOESA-N			Steroids/bioactive lipids	NA	declined
232	iso palmitic acid	ZONJATNKKGGVSU-UHFFFAOYSA-N	¹³C	13,14,15,15'-¹³C4			nominated
76	Itaconic acid	LVHBHZANLOWSRM-UHFFFAOYSA-N	¹³C	uniform enrichment though any 2 positions also would suffice	Krebs cycle	SRI	completed	REQUEST
6	Malioxamycin	KXQRAPMNPUXYGT-VDTYLAMSSA-N			Miscellaneous/drugs	RTI	completed	REQUEST
220	Metabolon Lactone X12063	IJIWKJRHDDIJKI-HGEVZRBZSA-N			Miscellaneous/drugs		nominated
219	mono-ethylfumarate (carbon-13 labeled at the 1 and 4 positions of fumarate)	XLYMOEINVGRTEX-JUAXEOANSA-N	¹³C	The 1 and 4 position of fumarate	Krebs cycle	SRI	synthesis in process
198	NAD+	BAWFJGJZGIEFAR-NNYOXOHSSA-O	unlabelled parent^*		Redox/coenzymes	RTI	synthesis in process ^*
205	NAD+		uniform enrichment		Redox/coenzymes	RTI	synthesis in process ^‡
81	NADH	BOPGDPNILDQYTO-NNYOXOHSSA-N	²H,¹³C, or ¹⁵N or combinations thereof	Any 5-should be more than 4 total	Redox/coenzymes	RTI	synthesis in process ^†
199	NADH	BOPGDPNILDQYTO-NNYOXOHSSA-N	unlabelled parent^*		Redox/coenzymes	RTI	synthesis in process ^*
203	NADH labeled		uniform enrichment		Redox/coenzymes	RTI	synthesis in process ^‡
82	NAD+ labeled	BAWFJGJZGIEFAR-NNYOXOHSSA-O	²H,¹³C, or ¹⁵N or combinations thereof	Any 5-should be more than 4 total	Redox/coenzymes	RTI	completed ^†
200	NADP+	XJLXINKUBYWONI-NNYOXOHSSA-O	unlabelled parent^*		Redox/coenzymes	RTI	synthesis in process ^*
85	NADPH	ACFIXJIJDZMPPO-NNYOXOHSSA-N	²H,¹³C,¹⁵N at least 5, in any combination	any 5 atoms or more	Redox/coenzymes	RTI	synthesis in process ^†
201	NADPH		uniform enrichment		Redox/coenzymes	RTI	synthesis in process ^‡
206	NADPH	ACFIXJIJDZMPPO-NNYOXOHSSA-N	unlabelled parent^*		Redox/coenzymes	RTI	synthesis in process ^*
204	NADP+ labeled		uniform enrichment		Redox/coenzymes	RTI	synthesis in process ^‡
84	NADP-stable isotope label	XJLXINKUBYWONI-NNYOXOHSSA-O	1H,¹³C,¹⁵N or any combination thereof	and that are stable to back-exchange	Redox/coenzymes	RTI	synthesis in process ^†
243	Nicotinamide	DFPAKSUCGFBDDF-UHFFFAOYSA-N	¹³C	4			nominated
72	Orotic-4,5,6-carboxy-13C4 Acid Monohydrate	PXQPEWDEAKTCGB-UHFFFAOYSA-N	¹³C		Nucleotide pathways: pyrimidine biosynthesis	RTI	completed	REQUEST
236	Phosphoribosyl pyrophosphate	: PQGCEDQWHSBAJP-TXICZTDVSA-N	¹³C	all 5 C			nominated
235	Phthioceranic Acid (C40)	MUYDCSADWYJZFO-FDISYFBBSA-N					nominated
212	QDA Iodide	CSRAQSNOQWXULC-UHFFFAOYSA-M	unlabelled parent^*		Reagents	SRI	completed	REQUEST
5	rel-[13C]Tetrahydroxyphenanthrene	NXXFPJMAQQHDHQ-OANWKOAXSA-N	¹³C₆	ring-¹³C₆	Miscellaneous/drugs	SRI	synthesis in process
182	rel-Tetrahydroxyphenanthrene		unlabelled parent^*		Miscellaneous/drugs	SRI	synthesis in process ^*
27	Resolvin E1	AOPOCGPBAIARAV-OTBJXLELSA-N	n/a	n/a	Steroids/bioactive lipids	NA	declined
71	(S)-4,5-Dihydroorotic-4,5,6,carboxy-13C4 acid	UFIVEPVSAGBUSI-UHFFFAOYSA-N	¹³C		Nucleotide pathways: pyrimidine biosynthesis	RTI	completed	REQUEST
210	Symmetric Dimethylarginine	HVPFXCBJHIIJGS-LURJTMIESA-N			Epigenetics		nominated
211	Symmetric Dimethylarginine labeled	HVPFXCBJHIIJGS-LURJTMIESA-N	¹³C	All carbons	Epigenetics		nominated
73	U13C-AICA Ribonucleotide	NOTGFIUVDGNKRI-UUOKFMHZSA-N	¹³C		Nucleotide pathways: purine biosynthesis	RTI	completed	REQUEST
228	UDP-galactose	HSCJRCZFDFQWRP-UHFFFAOYSA-N	¹³C	all 6 C in hexose			nominated
227	UDP-glucose	HSCJRCZFDFQWRP-JZMIEXBBSA-N	¹³C	glucose subunit, all 6 positions			nominated
230	UDP-NAcglucosamine	LFTYTUAZOPRMMI-CFRASDGPSA-N	13	¹³C₆ hexose			nominated
240	α-ketoisocaproate	BKAJNAXTPSGJCU-UHFFFAOYAG	¹³C	all 6 C			nominated
241	α-keto-β-methylvalerate	JVQYSWDUAOAHFM-UHFFFAOYSA-N	¹³C	all 6 C			nominated

Number of records: 96

^* This non-target unlabelled compound was analyzed by chromatographic and spectral methods as appropriate but was not certified by GLP protocols.
^† One of more compounds were approved for synthesis based on this nomination. Click the common name for details.
^‡ This compound was approved for synthesis based on the nomination of a different compound, or a nomination that was not specific.

See compounds approved for synthesis | completed compounds