7H-Purine-2-sulfonamide CAS 88511-79-9
| CAS No. | 88511-79-9 |
| Molecular Formula | C5H5N5O2S |
| Molecular Weight | 199.19 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
As a certified reference material (CRM), 7H-Purine-2-sulfonamide meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
CATO supplies 7H-Purine-2-sulfonamide (CAS 88511-79-9), a certified reference material (molecular formula C5H5N5O2S, MW 199.19 g/mol) for analytical method development and quality control.
Based on its molecular formula C5H5N5O2S, 7H-Purine-2-sulfonamide contains an amide group, a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 199.19 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
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.
Physical & Chemical Properties
| Molecular Formula | C5H5N5O2S |
| Molecular Weight | 199.19 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| 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 |
| CAS Registry Year (est.) | 1982 |
| Nitrogen Atoms | 5 |
| Sulfur Atoms | 1 |
Related H Standards
- 1H-Purine-6-sulfonamide (CAS 82499-01-2)
- 1H-Purine-6-sulfonic acid (CAS 25023-39-6)
- 9H-Purine-2,6-diamine sulfate (CAS 75505-74-7)
- 9H-Purine-6-sulfonyl fluoride (CAS 1513-63-9)
- 1H-Purine-6-carbonyl chloride (CAS 70265-75-7)
- (7H-Purine-2,6-diyl)dimethanol (CAS 917235-60-0)
- 7H-Purine-6-sulfonyl chloride (CAS 1248933-54-1)
- 9H-Purine-6-carbothioamide (CAS 40769-67-3)
Recommended Standards
- 3-(4-Amino-1,2,5-oxadiazol-3-yl)-2-iminothiazolidin-4-one (CAS 312536-71-3)
- 7-Oxo-7H-[1,2,4]triazolo[5,1-b][1,3]thiazine-6-carboxylic acid (CAS 63612-18-0)
- 2-Fluoro-9-fluorenone-9- (CAS 334973-78-3)
- Benzenemethanol, 4-amino-3-(dimethylphosphinyl)- (CAS 2886000-74-2)
- N-(4-Bromo-2,6-difluorophenyl)-1-(diphenylphosphoryl)methanethioamide (CAS 680213-04-1)
- Diethyl 2-(4-(4-methoxyphenoxy)-3,5-dinitrobenzylidene)malonate (CAS 103506-04-3)
- 7-methoxynaphthalen-1-amine (CAS 5302-79-4)
- 1-[2-(4-chlorophenoxy)ethyl]piperazine (CAS 65390-59-2)
- 4-Fluoro-4'-methyl-[1,1'-biphenyl]-3-amine (CAS 1225524-02-6)
- 2-Amino-3,3,3-trifluoro-2-methylpropan-1-ol hydrochloride (CAS 2248298-07-7)
- 6-Phenoxypyridazin-3-amine (CAS 39539-69-0)
- 2-(3,4-Dihydro-2h-1-benzopyran-4-yl)ethan-1-amine (CAS 1225814-82-3)
- 4,6-dichloro-1H-furo[3,4-c]pyridin-3-one (CAS 1228180-99-1)
- Acetyl Tetrapeptide- 15 (CAS 928007-64-1)
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