 Home > Pharmaceutical Intermediates > Bulk Drug Intermediates > (17a,20E)-17,20-[(1-Methoxyethylidene)bis(oxy)]-3- for Sale > (17a, 20E)-17,20-[(1-Methoxyethylidene)bis(oxy)]-3-oxo-19-norpregna- 4,20-diene-21-carboxylic Acid Methyl Ester

(17a, 20E)-17,20-[(1-Methoxyethylidene)bis(oxy)]-3-oxo-19-norpregna- 4,20-diene-21-carboxylic Acid Methyl Ester buy - large image1

(17a, 20E)-17,20-[(1-Methoxyethylidene)bis(oxy)]-3-oxo-19-norpregna- 4,20-diene-21-carboxylic Acid Methyl Ester buy - image1

(17a, 20E)-17,20-[(1-Methoxyethylidene)bis(oxy)]-3-oxo-19-norpregna- 4,20-diene-21-carboxylic Acid Methyl Ester buy - image2

(17a, 20E)-17,20-[(1-Methoxyethylidene)bis(oxy)]-3-oxo-19-norpregna- 4,20-diene-21-carboxylic Acid Methyl Ester buy - image3

(17a, 20E)-17,20-[(1-Methoxyethylidene)bis(oxy)]-3-oxo-19-norpregna- 4,20-diene-21-carboxylic Acid Methyl Ester buy - image4

(17a, 20E)-17,20-[(1-Methoxyethylidene)bis(oxy)]-3-oxo-19-norpregna- 4,20-diene-21-carboxylic Acid Methyl Ester

Name: (17a, 20E)-17,20-[(1-Methoxyethylidene)bis(oxy)]-3-oxo-19-norpregna- 4,20-diene-21-carboxylic Acid Methyl Ester
Brand: SHUIZHICHENG
SKU: pr2609281221
Price: 1 USD
Availability: InStock

Unit Price:

$1/G FOB

Get Latest Price 

CAS No.:

431579-34-9

Grade:

Pharmaceutical Grade

Content:

99%

Port:

深圳

Brand:

SHUIZHICHENG

Packaging:

Foil Bag, Box,

Price valid (until):

2027-11-25

Contact Supplier

 Chat Now

Tianjin Shunzhicheng Technology Co., Ltd.

Company Type:

Trader

Location:

China

Payment Terms:

TT against copy of documents,D/P,L/C,D/A,O/A,TT against B/L draft before shipment,100% TT in advance

Average Lead Time:

20 days

Qualification:

Main Products:

Semaglutide, tirzepatide, retatrutide, pharmaceutical peptides, cosmetic peptides, custom peptides,

 Visit Store

Product Description
Seller Information

Description

Loratadine is a medication used to treat allergies. This includes allergic rhinitis(hay fever) and hives. . It is taken by mouth.Common side effects include sleepiness, dry mouth, and headache.Serious side effects are rare and include allergic reactions,seizures, and liver problems.Use during pregnancy appears to be safe but has not been well studied. It is not recommended in children less than two years old.It is in the second-generation antihistamine family of medication.

Loratadine is indicated for the symptomatic relief of allergy such as hay fever (allergic rhinitis), urticaria (hives), chronic idiopathic urticaria,and other skin allergies.For allergic rhinitis (hay fever), loratadine is effective for both nasal and eye symptoms: sneezing, runny nose, itchy or burning eyes.

Name	Loratadine
CAS NO.	79794-75-5
purity	99%
Standard packing material	Bag/Box
Appearance	white powder
Shelf Life	2Years
storage condition and solubility	Inert atmosphere,-20°C; 4g/L at 25℃;Sealed in dry,Store in freezer

Shop DMF Certificate Factory Supply Raw Material White Powder 79794-75-5 Loratadine-Detailed Image 2

Function :
Loratadine is an antihistamine drug with high selectivity for peripheral nerve H1 receptors, strong action and long duration. It is a long-acting tricyclic antihistamine that competitively inhibits histamine H1 receptor and inhibits allergic symptoms caused by histamine. No significant anticholinergic and central inhibitory effects. Used to relieve symptoms associated with allergic rhinitis and to alleviate the symptoms of chronic urticaria and other allergic skin diseases

1.Loratadine is used to treat sneezing, runny nose, watery eyes, hives, skin rash, itching, and other cold or allergy symptoms.

2.Loratadine is also used to treat skin hives and itching in people with chronic skin reactions.

Basic Info

Product Name:

(17a,20E)-17,20-[(1-Methoxyethylidene)bis(oxy)]-3-

Other Name:

YK-11;YK11;methyl (E)-2-((8R,9S,10R,13S,14S,17R)-2"-methoxy-2",13-dimethyl-3-oxo-1,2,3,6,7,8,9,10,11,12,13,14,15,16-tetradecahydrospiro[cyclopenta[a]phenanthrene-17,4"-[1,3]dioxolan]-5"-ylidene)acetate;1370003-76-1;SCHEMBL20833045;MFCD30343804;(17a,20E)-17,20-[(1-Methoxyethylidene)bis(oxy)]-3-oxo-19-norpregna-4,20-diene-21-carboxylic acid methyl ester

CAS No.:

431579-34-9

Molecular Formula:

C25H34O6

InChIKeys:

KCQHQCDHFVGNMK-DEIKBOPOSA-N

Molecular Weight:

430.534

Exact Mass:

430.235535

Categories:

Bulk Drug Intermediates

Characteristics

PSA:

71.1

XLogP3:

3.79

Density:

1.2±0.1 g/cm3

Boiling Point:

564.4±50.0 °C at 760 mmHg

Flash Point:

242.5±30.2 °C

Refractive Index:

1.561

Seller Information

Business Type:
Trader

Main Products:
Semaglutide, tirzepatide, retatrutide, pharmaceutical peptides, cosmetic peptides, custom peptides,

Location:
Room 314A, Block A, Tianjin Youth Entrepreneurship Park, No. 85 Qingnian Road, Hongqiao District, Tianjin

Payment Terms:
TT against copy of documents,D/P,L/C,D/A,O/A,TT against B/L draft before shipment,100% TT in advance

Average lead Time:
20 days

Total Annual Revenue:
$10 million-$25 million

Total Employees:
101-200

Year of Establishment:
2026
Country Product Purchase Quantity Date Posted

Post an enquiry for this product

(17a, 20E)-17,20-[(1-Methoxyethylidene)bis(oxy)]-3-oxo-19-norpregna- 4,20-diene-21-carboxylic Acid Methyl Ester

Product Description

Seller Information

Related Searches

More from this Seller