3-(Hydroxymethyl)thiophene-2-boronic Acid CAS 222840-73-5
| CAS No. | 222840-73-5 |
| Molecular Formula | C5H7BO3S |
| Molecular Weight | 157.98 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO supplies 3-(Hydroxymethyl)thiophene-2-boronic Acid (CAS 222840-73-5), a certified reference material (molecular formula C5H7BO3S, MW 157.98 g/mol) for analytical method development and quality control.
3-(Hydroxymethyl)thiophene-2-boronic Acid (C5H7BO3S) contains a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage. It is notably hygroscopic, the carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions.
CATO manufactures 3-(Hydroxymethyl)thiophene-2-boronic Acid 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 | C5H7BO3S |
| Molecular Weight | 157.98 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO, water |
| Stability | Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 2.5 |
| CAS Registry Year (est.) | 2020 |
| Sulfur Atoms | 1 |
Related Hydroxymethyl Standards
- 5-(Hydroxymethyl)thiophene-3-boronic Acid (CAS 1268683-45-9)
- (4-(Hydroxymethyl)thiophen-3-yl)boronic acid (CAS 158722-74-8)
- 2-(Hydroxymethyl)thiophen-3-ylboronic acid (CAS 916673-46-6)
- 4-(Hydroxymethyl)phenylboronic acid 4-hydroxymethylphenylboronic acid (4-hydroxymethylphenyl)boronic acid 4-(hydroxymethyl)benzeneboronic acid [4-(hydroxymethyl)phenyl]boranediol 4-hydroxymethyl phenyl boronic acid hydroxymethylphenylboronic acid 4-(hydroxymethyl) phenylboronic acid 4-(hydroxylmethyl)phenylboronic acid p-(hydroxymethyl)phenylboronic acid 59016-93-2 (CAS 59016-93-2)
- 3-(Hydroxymethyl)phenylboronic acid 3-(Hydroxymethyl)benzeneboronic acid [3-(Hydroxymethyl)phenyl]boranediol m-(Hydroxymethyl)phenylboronic acid 87199-15-3 (CAS 87199-15-3)
- 3,4-Bis(hydroxymethyl)furan-2,5-dione (CAS 479035-71-7)
- methyl 4-(hydroxymethyl)-1,2,5-oxadiazole-3-carboxylate (CAS 2090148-51-7)
- 3-Acetyl-4-(hydroxymethyl)dihydrofuran-2(3H)-one (CAS 119502-23-7)
Recommended Standards
- Iodoethane-1,1-d2 (CAS 3652-82-2)
- 6-fluoro-1-hydroxy-3H-2,1-benzoxaborole (CAS 174671-89-7)
- (2-(Methylamino)thiazol-4-yl)boronic acid (CAS 1417329-15-7)
- 3-Methoxythiophene-2-boronic acid (CAS 162607-22-9)
- 2-(4-(Hydroxymethyl)piperidin-1-yl)nicotinic acid (CAS 1094389-65-7)
- 4-Cyano-3-(2-thiomethylphenyl)propiophenone (CAS 898754-36-4)
- 3-methyl-4-(propan-2-yl)cyclohexan-1-one (CAS 1538-19-8)
- 2,5-Dihydroxycinnamic Acid phenethyl ester (CAS 179691-97-5)
- N-(2-(Cyclohex-1-en-1-yl)ethyl)-4-iodobenzenesulfonamide (CAS 433954-39-3)
- 3-(4-Chlorophenyl)-1-(2-fluorophenyl)propan-1-one (CAS 898788-23-3)
- 3-Chloro-1H-indazole-6-boronic acid (CAS 2364439-37-0)
- 3-[(4-bromophenoxy)methyl]-4-methoxybenzaldehyde (CAS 351365-97-4)
- tert-Butyl 3-methylbenzoate (CAS 16537-19-2)
- Insulin Degludec Impurity 28 (CAS CATO-C4X-215728)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
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