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Xanthine
Clearsynth is a leading innovator in pharmaceutical reference standards, offering high-quality Reference Standards for Xanthine, including both pharmacopeial and non-pharmacopeial impurities, metabolites, stable isotope products, and nitrosamines (N-NO products). Our Xanthine impurity reference standards are invaluable for pharmaceutical research, supporting product development, ANDA and DMF submissions, quality control (QC), method validation, and stability studies. They also aid in identifying unknown impurities and assessing genotoxic potential.
Our Xanthine-related products undergo thorough characterization and are supplied with detailed Certificates of Analysis (COA) and analytical data that meet regulatory requirements. All supplied products are re-tested at regular intervals to ensure ongoing quality and compliance.
Xanthine Related Compounds
Stable Isotopes
COMPOUND
CATEGORY
CAT. No.
CAS. No.
STOCK STATUS
1-(3-carboxypropyl)3,7-dimethyl Xanthine-d6
Stable Isotopes
CS-BV-00018
1246816-64-7
In Stock
1,7-Dimethylxanthine-d3
Stable Isotopes
CS-B-00266
611-59-6 (unlabeled)
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3-Methyl-7-(2-butyn-1-yl)-8-[(R)-3-(tertbutyloxycarbonylamin...
Stable Isotopes
CS-T-100051
Not Available
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3-Methylxanthine-[13C4,15N3]
Stable Isotopes
CS-I-00528
1173018-93-3
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5-Amino-3,7-dimethyl Xanthine-d6
Stable Isotopes
CS-T-100881
1185126-58-2
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8-Bromo-3-methyl-d3-7-(2-butynyl)-xanthine
Stable Isotopes
CS-T-100730
Not Available
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8-Bromoxanthine-15N2,13C
Stable Isotopes
CS-T-100726
Not Available
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Hypoxanthine-13C2,15N (>90%)
Stable Isotopes
CS-T-102275
1330265-04-7
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1,7-Dimethylxanthine 13C4, 15N3
Stable Isotopes
CS-R-00542
Not Available
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1,7-Dimethylxanthine D6
Stable Isotopes
CS-O-16235
117490-41-2
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1-Allyl-3,7-dimethyl-8-phenylxanthine-d5
Stable Isotopes
CS-T-100984
Not Available
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7-Methyl Xanthine D3
Stable Isotopes
CS-O-44345
1185878-99-2
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Hypoxanthine 13C
Stable Isotopes
CS-EK-00467
473249-93-3
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Hypoxanthine 13C2,15N
Stable Isotopes
CS-T-56561
1246820-04-1
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Hypoxanthine 13C3 15N2
Stable Isotopes
CS-O-15457
68-94-0 (Unlabeled)
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Hypoxanthine 13C3,15N2
Stable Isotopes
CS-EK-01565
68-94-0 unlabeled
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Hypoxanthine D3, OD
Stable Isotopes
CS-R-00599
98325-49-6
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Hypoxanthine-d4
Stable Isotopes
CS-T-95135
Not Available
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Paraxanthine-1-methyl-d3
Stable Isotopes
CS-T-60154
188297-90-7
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Paraxanthine-d3
Stable Isotopes
CS-T-83931
65566-70-3
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Xanthine 13C
Stable Isotopes
CS-EK-00100
69-89-6 unlabeled
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Xanthine 15N2
Stable Isotopes
CS-O-13466
161770-53-2
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Xanthine-13C15N2
Stable Isotopes
CS-T-87935
1262670-81-4
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API
COMPOUND
CATEGORY
CAT. No.
CAS. No.
STOCK STATUS
Xanthine
API
CS-P-06885
69-89-6
In Stock
Xanthine Oxidase
API
CS-EP-00571
9002-17-9
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Metabolite
COMPOUND
CATEGORY
CAT. No.
CAS. No.
STOCK STATUS
1-Methyl Xanthine
Metabolite
CS-O-10032
6136-37-4
In Stock
Impurity
Intermediate
Fine Chemicals
COMPOUND
CATEGORY
CAT. No.
CAS. No.
STOCK STATUS
Xanthine oxidase-IN-1
Fine Chemicals
CS-ZE-24860
1071970-13-2
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Nitrosamine
COMPOUND
CATEGORY
CAT. No.
CAS. No.
STOCK STATUS
N-Nitroso Paraxanthine
Nitrosamine
CS-O-45275
Not Available
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Secondary Standards
COMPOUND
CATEGORY
CAT. No.
CAS. No.
STOCK STATUS
7-Methylxanthine
Secondary Standards
CS-SS-25841-50MG
552-62-5
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Stable Isotope Reagent
COMPOUND
CATEGORY
CAT. No.
CAS. No.
STOCK STATUS
1-Methyl Xanthine-d3
Stable Isotope Reagent
CS-T-58826
1216430-61-3
In Stock
Biochemicals
COMPOUND
CATEGORY
CAT. No.
CAS. No.
STOCK STATUS
Xanthine CHR, 99%
Biochemicals
CS-SR-00468
69-89-6
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