Estriol Manufacturer in China satisfying price purity 99% CAS NO.50-27-1

Product Name：Estriol

CAS：50-27-1

MF：C18H24O3

MW：288.38

EINECS: 200-022-2

Melting point：280-282 °C(lit.)

Fp：9℃

storage temp：-20°C Freezer

solubility：Practically insoluble in water, sparingly soluble in ethanol (96 per cent).

Hazard Codes：T,F

Risk Statements ：60-61-40-45-39/23/24/25-23/24/25-11

Safety Statements：53-22-36/37/39-45-36/37-16

Chemical Properties：

It is white crystalline powder with the M.p. being 283 ℃, relative density being 1.27, and the specific rotation being [α] 25D + 34.4°(pyridine) and 25D + 58°± 5°(4%, dioxane). Its ethanol solution has maximum absorption at the wavelength of 280 nm. The crystal is insoluble in water, slightly soluble in ethanol (1: 500), diethyl ether, chloroform, dioxane and vegetable oil and easily soluble in pyridine and alkali hydroxide solution.

It can be used for treating cervicitis, especially suitable for treating menopausal syndrome and senile vaginitis. It can also be used as the adjuvant drug for middle-term labor induction and artificial abortion. It can also be used for treating prostatic hypertrophy and prostate cancer. In addition, it still has a rapid role in increasing the peripheral leukocytes. It generally takes effect at 1 to 3 days after the treatment but with a short duration period. It also has efficacy in treating leukopenia caused by chemotherapy or radiotherapy as well as reducing the vascular permeability and fragility and can be used for the treatment of various kinds of hemorrhage. It also has quick hemostasis effect on menorrhagia, hysterectomy or tonsillectomy.

Wuhan Zenuo Biopharmaceutical Technology Co., Ltd. is a global biopharmaceutical and chemical enterprise, mainly engaged in the customized synthesis, large-scale production and sales of pharmaceutical raw materials intermediates, mainstream fine chemicals, rare chemical raw materials. The company is located in the Guanggu Biological Industry Zone in Wuhan, Hubei Province, with a number of senior and middle-level professionals with many years of experience, and also with the first-class domestic colleges and universities. Laboratory in-depth cooperation to ensure that the company is at the forefront of the international level, can provide global customers with high-quality products and the best price, while providing customized synthesis of chemical products from small-scale to mass production, synthetic circuit formulation, process upgrading and transformation ser. At present, stable supply of products are: kojic acid, Dyclonine hydrochloride, hydrocortisone, dexamethasone, betamethasone and other steroid hormone raw materials and intermediates products, long-term normal supply of products.

Why did you choose us

Strict quality control: good raw materials, good quality, Zenuo Biology has always regarded quality as the life of the enterprise. Zenuo Biology has an independent quality control department and long-term cooperation with the third-party detection structure. All products are strictly tested in accordance with Pharmacopoeia and relevant regulations to ensure that the quality is up to standard.

Advantage price service: The company produces and sells one-stop service. The price of the product is very advantageous. At the same time, our experienced technical team constantly improves and innovates, reduces costs and ensures the quality of the product.

Purchasing Agent Service: Professional team can provide you with timely and thoughtful service, good language communication skills and professional chemical technical consultants, can answer customers'professional academic questions. Our goal is to provide qualified products with reasonable prices for global customers, wholeheartedly provide purchasing agent service to customers, help shorten the procurement time and reduce the procurement cost.

Over the years, our products and services have been exported to the United States, Europe, Africa, Southeast Asia, the Middle East and other countries and regions, and have established long-term stable business relations with customers.