5-Formylthiophene-2-boronic acid (CAS 4347-33-5) — formula C5H5BO3S, molecular weight 155.97; category organic chemicals.
5-Formylthiophene-2-boronic acid (CAS 4347-33-5) is a chemical raw material in the organic chemicals category. Its molecular formula C5H5BO3S comprises 5 C, 5 H, 1 B, 3 O, 1 S atoms. Its molecular weight is about 155.97. As a sourcing and distribution partner we help locate and compare this item across domestic and cross-border channels, arranging samples and batch orders with full COA and compliance files.
| CAS Number | 4347-33-5 |
|---|---|
| Molecular Formula | C5H5BO3S |
| Molecular Weight | 155.97 |
| Category | Organic Chemicals |
5-Formylthiophene-2-boronic acid is a carbon-based organic compound with CAS registry number 4347-33-5 and molecular formula C5H5BO3S (molecular weight 155.97), belonging to the organic chemicals segment of chemical raw materials.
CAS number: 4347-33-5
Its molecular formula C5H5BO3S comprises 5 C, 5 H, 1 B, 3 O, 1 S atoms.
Also known as: 5-Formylthiophene-2-boronic acid · 5-甲酰基噻吩-2-硼酸
Category: organic chemicals
The CAS registry number of 5-Formylthiophene-2-boronic acid is 4347-33-5.
Molecular formula C5H5BO3S, molecular weight 155.97.
It is also registered under: 5-Formylthiophene-2-boronic acid, 5-甲酰基噻吩-2-硼酸.
Category: Organic Chemicals.
Packaging is agreed per order, from lab-scale packs to bulk, and confirmed with each order rather than fixed on the page. A Certificate of Analysis (COA) ships with every batch and MSDS is available; where the end use carries a regulatory limit (food contact, pharmaceutical or cosmetic), state the standard at enquiry and the grade is set against it.
Independent reference data for 5-Formylthiophene-2-boronic acid (CAS 4347-33-5), compiled from public chemistry databases.
| CAS Registry Number | 4347-33-5 |
|---|---|
| PubChem CID | 2773430 |
| Molecular formula | C5H5BO3S |
| IUPAC name | (5-formylthiophen-2-yl)boronic acid |
| Molecular Weight | 155.97 |
|---|---|
| Hydrogen Bond Donor Count | 2 |
| Hydrogen Bond Acceptor Count | 4 |
| Rotatable Bond Count | 2 |
| Exact Mass | 156.0052454 |
| Monoisotopic Mass | 156.0052454 |
| Topological Polar Surface Area | 85.8 |
| Heavy Atom Count | 10 |
4347-33-5; 5-Formyl-2-thiopheneboronic acid; DTXSID20378455; RefChem:536037; DTXCID20329482; 670-245-1; 5-Formylthiophen-2-boronic acid; 5-formylthiophene-2-boronic acid; (5-formylthiophen-2-yl)boronic Acid; 5-Formyl-2-thienylboronic Acid; 5-formylthiophen-2-ylboronic acid; MFCD02093666; (5-formyl-2-thienyl)boronic acid; Boronic acid, (5-formyl-2-thienyl)-; 5-Formylthiophen-2-boronicacid; 5-formyl-2-thiophenylboronic acid
| Reported hazard statements | H302 (36.4%), H312 (18.2%), H315 (90.9%), H319 (90.9%), H332 (18.2%), H335 (81.8%) |
|---|
H302 (36.4%): Harmful if swallowed [Warning Acute toxicity, oral]
H312 (18.2%): Harmful in contact with skin [Warning Acute toxicity, dermal]
5-Formylthiophene-2-boronic acid · CAS 4347-33-5 · C5H5BO3S.
Source: PubChem / Wikidata; the batch COA governs where values differ.
Supplier: Jinan Shenghe Chemical Co., Ltd.
中文页面: 5-甲酰基噻吩-2-硼酸