3-Hydroxythieno[2,3-d]pyrimidine-2,4(1H,3H)-dione CAS 53229-49-5
| CAS No. | 53229-49-5 |
| Molecular Formula | C6H4N2O3S |
| Molecular Weight | 184.17 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Based on its molecular formula C6H4N2O3S, 3-Hydroxythieno[2,3-d]pyrimidine-2,4(1H,3H)-dione contains an amide group, a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 184.17 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
CATO supplies 3-Hydroxythieno[2,3-d]pyrimidine-2,4(1H,3H)-dione (CAS 53229-49-5), a certified reference material (molecular formula C6H4N2O3S, MW 184.17 g/mol) for analytical method development and quality control.
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
CATO manufactures 3-Hydroxythieno[2,3-d]pyrimidine-2,4(1H,3H)-dione under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C6H4N2O3S |
| Molecular Weight | 184.17 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO, water |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1972 |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Related Hydroxythieno Standards
- 4-Hydroxythieno[2,3-b]pyridine-5-carbonitrile (CAS 63873-60-9)
- 7-Hydroxythieno[2,3-c]pyridine-4-carboxylic acid (CAS 1360953-85-0)
- 7-Hydroxythieno[3,2-b]pyridine-6-carboxylic acid (CAS 152996-00-4)
- 4-Hydroxythieno[2,3-b]pyridine-5-carboxylic acid (CAS 55503-32-7)
- 4-Hydroxythieno[3,2-c]pyridine-7-carboxylic acid (CAS 55040-46-5)
- 7-Hydroxythieno[3,2-b]pyridin-5(4H)-one (CAS 74695-40-2)
- Methyl 3-hydroxythieno[3,2-b]pyridine-2-carboxylate (CAS 111042-98-9)
- Methyl 3-hydroxythieno[2,3-b]pyridine-2-carboxylate (CAS 111043-01-7)
Recommended Standards
- 3-Fluoro-N-hydroxy-4-methoxybenzimidamide (CAS 934605-95-5)
- 4-Cyanopyridine-2-sulfonic acid (CAS 744987-72-2)
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- 4-Fluoro-N,N-dimethyl-2-nitroaniline (CAS 69261-01-4)
- 3-Amino-1,1-dioxo-thietane-3-carbonitrilehydrochloride (CAS 2306268-09-5)
- Methyl 6-(4-methoxybenzylamino)nicotinate (CAS 1187385-93-8)
- Methyl 6-amino-5-(3-ethoxy-3-oxopropyl)pyrimidine-4-carboxylate (CAS 893444-13-8)
- 3-(2-Fluorophenyl)-2-thioxo-2,3-dihydrothieno[3,2-d]pyrimidin-4(1H)-one (CAS 1155641-84-1)
- (R)-4-methylpent-1-en-3-amine hydrochloride (CAS 604783-86-0)
- 4-(Hydroxymethyl)thiazole (CAS 7036-04-6)
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- (Des-Thr7)-Glucagon trifluoroacetate salt (CAS 1802078-28-9)
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