lower price 98-101% White to brownisn-yellow powder,fine,crystalline powder Ketotifen fumarate
1 Inquiries
34580-14-8
2026-09-14
D-Biotin,Tobramycin base,L(-)-Carnitine base,Polymyxin B sulfate USP,Kanamycin sulfate monohydrate,Finasteride 99% USP
-
Product Description
-
Seller Information
-
Inquiry History
-
DescriptionKeywords
Ketotifen fumarate
;4,9-dihydro-4-(1-methylpiperidin-4-ylidene)-10H-benzo[4,5]cyclohepta[1,2-b]thiophene-10-one fumarat
4-(1-methyl-4-piperidylidene)-4h-benzo[4,5]cyclohepta[1,2-b]thiophen-10(9h)-one hydrogen fumarate
Quick DetailsProName:lower price 98-101% White to brownisn-yellow powder,fine,crystalline powder Ketotifen fumarate
CasNo:34580-14-8
Molecular Formula:C23H23NO5S
Appearance:White to brownisn-yellow powder,fine,crystalline powder
Application:It conforms to BP2009
DeliveryTime:Prompt shipment
PackAge:in bags or customer requirements
Port:Hangzhou or Shanghai,China
ProductionCapacity:Metric Ton/Day
Purity:98.5%~101.0%
Storage:room temperature
Transportation:by sea air or express
LimitNum:1 Kilogram
SuperioritySolubility:Sparingly soluble in water,slightly soluble in methanol,very slightly soluble in acetonifrile
Identification: IR,TLC
Clarity and colour of solution: Clear and …
DetailsSolubility:Sparingly soluble in water,slightly soluble in methanol,very slightly soluble in acetonifrile
Identification: IR,TLC
Clarity colour of solution: Clear not more than Y4BY4B4
Loss on drying: ≤0.50%
Sulphated ash: ≤0.1%
Related substance (HPLC)
Impurity A: ≤0.2%
Impurity G: ≤0.2%
Single unknown impurity: ≤0.1%
Total impurities: ≤0.5%
Residual solvents
Acetone :≤5000ppm
Methanol :≤5000ppm
Assay(on dried basis): 98.5%~101.0%
ECHEMI Editorial ReferenceKetotifen (fumarate) is a second-generation noncompetitive H1-antihistamine and mast cell stabilizer, which is used to prevent asthma attacks.Target: Histamine Receptor Ketotifen is a second-generation noncompetitive H1-antihistamine and mast cell stabilizer. It is most commonly sold as a salt of fumaric acid,ketotifen fumarate, and is available in two forms. In its ophthalmic form, it is used to treat allergic conjunctivitis, or the itchy red eyes caused by allergies. In its oral form,Basic Info-
Product Name:
Ketotifen fumarate
Other Name:10H-Benzo[4,5]cyclohepta[1,2-b]thiophen-10-one,4,9-dihydro-4-(1-methyl-4-piperidinylidene)-,(2E)-2-butenedioate (1:1);10H-Benzo[4,5]cyclohepta[1,2-b]thiophen-10-one,4,9-dihydro-4-(1-methyl-4-piperidinylidene)-,(E)-2-butenedioate (1:1);Ketotifen fumarate;Zaditen;Ketotifen hydrogen fumarate;Zaditor;Totifen;HC 20511;Allerkif;Zasten;HC 20511 fumarate;Alaway;126939-14-8
CAS No.:34580-14-8
Molecular Formula:C19H19NOS.C4H4O4
InChIKeys:InChIKey=YNQQEYBLVYAWNX-WLHGVMLRSA-N
Molecular Weight:425.5
Exact Mass:425.129700
EC Number:252-100-0
HScode:2934999090
Categories:
Characteristics-
PSA:
123
XLogP3:3.66410
Appearance:White or off-white crystalline powder
Density:0.968 g/mL at 25 °C(lit.)
Melting Point:192 °C (decomp)
Boiling Point:488.9ºC at 760 mmHg
Flash Point:96-98°C/5mm
Refractive Index:n20/D 1.522(lit.)
Water Solubility:soluble in water (10 mg/ml), DMSO (100 mM), and methanol.
Storage Conditions:Store at RT
Hazard IdentificationClassification of the substance or mixture
Not classified.
GHS label elements, including precautionary statements
Pictogram(s) No symbol. Signal word No signal word
Hazard statement(s) none
Precautionary statement(s) Prevention none
Response none
Storage none
Disposal none
Other hazards which do not result in classification
no data available
Handling and StoragePrecautions for safe handling
Handling in a well ventilated place. Wear suitable protective clothing. Avoid contact with skin and eyes. Avoid formation of dust and aerosols. Use non-sparking tools. Prevent fire caused by electrostatic discharge steam.
Conditions for safe storage, including any incompatibilities
Store the container tightly closed in a dry, cool and well-ventilated place. Store apart from foodstuff containers or incompatible materials.
-
-
Seller Information
-
Business Type:
Manufactory
-
Main Products:
D-Biotin,Tobramycin base,L(-)-Carnitine base,Polymyxin B sulfate USP,Kanamycin sulfate monohydrate,Finasteride 99% USP
-
Location:
1613 Guangyin Building,No.42 E.Fengqi Road,Hangzhou,310012 China.
-
Payment Terms:
TT against copy of documents,L/C
-
Average lead Time:
7
-
Total Annual Revenue:
$25 million-$50 million
-
Total Employees:
11-50
-
Year of Establishment:
2011
-
-
Inquiry History1 Inquiries
Country Product Purchase Quantity Date Posted 
Bangladesh
Ketotifen Fumarate BP/USP
5 KG Jan 27, 2026 Post an enquiry for this product
- Hot Searches
- 1 4 bdo buy
- potassium oleate
- is miconazole nitrate the same as miconazole
- where to get retatrutide
- tirzepatide 60mg peptide
- where can you buy aniracetam
- stearic acid powder
- na 931 peptide for sale
- retatrutide supplier china
- acrylonitrile butadiene styrene price
- formic acid price
- crude oil prices this morning