ketotifen fumarate (CAS 34580-14-8) — formula C19H19NOS, molecular weight 309.4; category organic chemicals.
ketotifen fumarate (CAS 34580-14-8) is a chemical raw material in the organic chemicals category. Its molecular formula C19H19NOS comprises 19 C, 19 H, 1 N, 1 O, 1 S atoms. Its molecular weight is about 309.4. Reported physicochemical data: melting point around 304 to 307 °F (NTP, 1992), LogP about 2.2. 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 | 34580-14-8 |
|---|---|
| Molecular Formula | C19H19NOS |
| Molecular Weight | 309.4 |
| Melting Point | 304 to 307 °F (NTP, 1992) |
| LogP | 2.2 |
| Applications | MEDICATION: Antiasthmatic, Pharmaceuticals, Formulations/Preparations: Ophthalmic: Solution 0.025% Zaditor (with benzalkonium chloride), (Novartis), Each mL of Zaditor contains: 0.345 mg ketotifen fumarate equivalent to 0.25 mg ketotifen. /Ketotifen Fumarate/, Preparation: J.P. Bourquin |
| Category | Organic Chemicals |
Documented applications: MEDICATION: Antiasthmatic, Pharmaceuticals, Formulations/Preparations: Ophthalmic: Solution 0.025% Zaditor (with benzalkonium chloride), (Novartis), Each mL of Zaditor contains: 0.345 mg ketotifen fumarate equivalent to 0.25 mg ketotifen. /Ketotifen Fumarate/, Preparation: J.P. Bourquin.
ketotifen fumarate is a carbon-based organic compound with CAS registry number 34580-14-8 and molecular formula C19H19NOS (molecular weight 309.4), belonging to the organic chemicals segment of chemical raw materials.
CAS number: 34580-14-8
Its molecular formula C19H19NOS comprises 19 C, 19 H, 1 N, 1 O, 1 S atoms.
Also known as: ketotifen fumarate · 富马酸酮替芬
Category: organic chemicals
The CAS registry number of ketotifen fumarate is 34580-14-8.
Molecular formula C19H19NOS, molecular weight 309.4.
It is also registered under: ketotifen fumarate, 富马酸酮替芬.
Recorded applications: MEDICATION: Antiasthmatic, Pharmaceuticals, Formulations/Preparations: Ophthalmic: Solution 0.025% Zaditor (with benzalkonium chloride), (Novartis), Each mL of Zaditor contains: 0.345 mg ketotifen fumarate equivalent to 0.25 mg ketotifen. /Ketotifen Fumarate/, Preparation: J.P. Bourquin.
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 ketotifen fumarate (CAS 34580-14-8), compiled from public chemistry databases.
| CAS Registry Number | 34580-14-8 |
|---|---|
| PubChem CID | 3827 |
| Molecular formula | C19H19NOS |
| IUPAC name | 2-(1-methylpiperidin-4-ylidene)-6-thiatricyclo[8.4.0.03,7]tetradeca-1(14),3(7),4,10,12-pentaen-8-one |
| UNII (FDA) | X49220T18G |
| Molecular Weight | 309.4 |
|---|---|
| XLogP3 | 3.2 |
| Hydrogen Bond Donor Count | 0 |
| Hydrogen Bond Acceptor Count | 3 |
| Rotatable Bond Count | 0 |
| Exact Mass | 309.11873540 |
| Monoisotopic Mass | 309.11873540 |
| Topological Polar Surface Area | 48.6 |
| Heavy Atom Count | 22 |
| Melting Point | 304 to 307 °F (NTP, 1992) |
|---|---|
| Melting Point | 190 |
| Melting Point | 152-153 °C |
| Melting Point | 191 °C (fumarate salt) |
| Solubility | 7.87e-03 g/L |
| LogP | 2.2 |
| Dissociation Constants | 8.43 ± 0.11 |
ketotifen; 34580-13-7; Ketotifene; Ketotifeno; Ketotifenum; HC 20-511; DTXSID7023190; 4,9-Dihydro-4-(1-methyl-4-piperidinylidene)-10H-benzo(4,5)cyclohepta(1,2-b)thiophen-10-one; X49220T18G; DTXCID203190; CHEBI:92511; 10H-Benzo[4,5]cyclohepta[1,2-b]thiophen-10-one, 4,9-dihydro-4-(1-methyl-4-piperidinylidene)-; 4,9-dihydro-4-(1-methyl-4-piperidinylidene)-10h-benzo[4,5]cyclohepta[1,2-b]thiophen-10-one; Ketotiphene; Ketotiphen; 10-(1-methylpiperidin-4-ylidene)-5H-benzo[1,2]cyclohepta[3,4-b]thiophen-4-one
| GHS notification summary | 50% (1 / 2) |
|---|
| GHS notification summary | 50% (1 / 2) |
|---|---|
| Reported hazard statements | H302 (50%) |
This chemical does not meet GHS hazard criteria for 50% (1 of 2) of reports.
H302 (50%): Harmful if swallowed [Warning Acute toxicity, oral]
ketotifen fumarate · CAS 34580-14-8 · C19H19NOS. UNII X49220T18G. Melting Point: 304 to 307 °F (NTP, 1992); Melting Point: 190; Melting Point: 152-153 °C.
Source: PubChem / Wikidata; the batch COA governs where values differ.
Supplier: Jinan Shenghe Chemical Co., Ltd.
中文页面: 富马酸酮替芬