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BGC » Chemicals A-Z » (-)-7-Dehydrocholesterol
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(-)-7-Dehydrocholesterol

BGC Id:370338906572
CAS No:434-16-2
Synonyms:provitamine ; dehydrocholesterol ; 7-dhc ; Δ5,7-cholesterol ; provitamin d3 ; provitamind(sub3) ; provitamin d(sub 3) ; delta7-cholesterol ; dehydrocholesterin ; Δ7-cholesterol
Molecular Formula:C27H44O
Molecular Weight:384.64
EINECS:207-100-5
Structural Formula
Listed are 16 international and reliable suppliers for (-)-7-Dehydrocholesterol. They are coming from 2 countries around the world. These vendors belong to 16 different business types like 'Supplier of chemical products' and 'Producer'
Please contact all the below listed distributors/manufacturers for (-)-7-Dehydrocholesterol and ask for prices, package standards and transport possibilities. Our registered distributors will help you to get all necessary information and product specifications.


supplier ww
registered suppliers of (-)-7-Dehydrocholesterol worldwide

The most competitive supplier in 2025

The following 16 notable providers have been checked and can be recommended.
Chemical-Suppliers
Senzhuo Industry
Purity : 99,0%
Chemical-Suppliers
Lori Industry
MF: C27H44O MW: 384.64 EINECS: 207-100-5 Uses: 7-Dehydrocholesterol is a vitamin D3 precursor, which is a sterol found in animals. Vitamin D3 is produced by the action of sunlight or ultraviolet irradiation from the precursor, 7-dehydrocholesterol (7-DC), that is synthesized in the skin of animals and humans. In most tissues of the body, 7-dehydrocholesterol is the immediate precursor of cholesterol. It is reduced to cholesterol by the enzyme 3β-hydroxysterol-Δ7-reductase (DHCR7) in t

Chemical-Suppliers
Shandong SanYoung Industry
Assay : 99% Appearance : white crystals
Chemical-Suppliers
Leap Chem
Molecular Formula: C27H44O Molecular Weight: 384.64 WGKGermany: 3 HS Code: 29061990

The last intensive check and update was carried out on 2025/11/10.

Identify

Synonyms:
provitamine ; dehydrocholesterol ; 7-dhc ; Δ5,7-cholesterol ; provitamin d3 ; provitamind(sub3) ; provitamin d(sub 3) ; delta7-cholesterol ; dehydrocholesterin ; Δ7-cholesterol
CAS:
434-16-2
EINECS:
207-100-5
Molecular Formula:
C27H44O
MDL:
MFCD00003624
SMILES:
C(=O)(C(=O)[O-])[O-].C(=O)(C(=O)[O-])[O-].C(=O)(C(=O)[O-])[O-].O.[Sc+3].[Sc+3]

Properties

Molecular Weight:
384.64 g·mol−1
Density:
1.00 g/cm3 (Predicted)
Melting point:
148-152 °C(lit.)
Boiling point:
493.74° C at 760 mmHg (Predicted)
download Download Molfile for :
(3β)-7-Dehydro Cholesterol

Suppliers

Regent Science Industry Limited

Company type: Producer
Regent Science Industry Limited(RSI) is a leading chemical and life science company focused on making science and discovery easier, manufactures and distributes more than 35,000 chemicals, biochemical,drug analytical,glusciences and other essential products. We provide Sodium tetraethylborate as well. RSI supplies a range of products including material science,drug research and devleopment reagents, tissue culture reagents, polymer,amino acids and their derivatives, peptide reagents for research institutes, univers ...
Country: P.R.China   Phone: +86 18938635012   Telefax: +86 755-85201366

Zouping Mingxing Chemical Co., Ltd.

Company type: Producer
Country: P.R.China
Phone: +86-13605431940
Telefax: +86-543-2240068
Zouping Mingxing Chemical Co., Ltd lies at the west of the Huangshan Mountain in Zouping city, near to Zibo and Qingdao in the east, Japan in the west and Ji-Qing Expressway in the south, enjoying convenient transportation and favorable geographic location. We sell CHMA as well. Our company set up in 2002, is the pilot-scale experiment base of UNILAB Research Center of Chemical Reaction Engineering, Zhejiang University, and has established the long-term technical cooperation relationship with the ...

Senzhuo Industry Co.,Ltd

Senzhuo Industry Co., Ltd. (“Senzhuo”) established in 2009, is a key chemical manufacturer and supplier in China. We are engaged in supply high quality pharmaceuticals and intermediates, food and feed additives, herbal extracts, agrochemicals and fine chemicals etc. We also customize high value-added chemicals and intermediates for the customer. Senzhuo industy Co.,Ltd factory located in both Zhangqiu industrial zone and Jiangshu industrial zone. Sales office in Jinan city ...
Country: P.R.China
Phone: +86-15165036020
Telefax: +86-88902568

Xi'an Taicheng Chem Co., Ltd

Company type: Producer
Xi'an Taicheng Chemco, Ltd is a international company specialized in R&D, Production and Sales in Pharmacetical raw material, nutritional, cosmetic and biochemical products. We provide Bicalutamide as well. Founded in 2006, with rapidly development, now we have one herb extracts plant, one chemical plant (synthetci products) and a lab.
Country: P.R.China   Phone: +86-29-85439295   Telefax: +86-29-85439295

H&Z Industry Co.,Ltd

Country: P.R.China
Phone: +86 13583185792
Telefax: +86 531 88905468
H&Z Industry Co.,Ltd is a large reliable and professional manufacturer of chemical materials and pharmaceutical intermediate. We are supplier of Gemfibrozil. With about 10 years experiences in this field, now we are a capable provider of customized product, and we can provide gram level to ton level of products. What we can give to customers: thoughtful services, high-quality products, competitive price, Looking forward building long-term cooperative relationships with our business partners.

Hangzhou Meite Industry Co., Ltd (Hangzhou Meite Chemical Co., Ltd)

Hangzhou Meite Industry Co., Ltd. is an international high-tech enterprise founded in 1998, specialized in R&D and manufacture on intermediates, medicines, agrochemical, dyestuff, flavor, fragrance, cosmetic, natural extracts series products. We have an efficient R&D centre, get a strong technical support from Zhejiang University of Technology and Institute of Chemistry, Wuhan Branch, Chinese Academy of Sciences. Hangzhou Meite Industry Co., Ltd (Hangzhou Meite Chemical Co., Ltd) is a seller of Ethyl caprylate. Our factory Hangzhou Meite Chemical Co.,Ltd. is located in Fi ...
Company type: Producer
Country: P.R.China
Phone: +86 571 88026825
Telefax: +86 571 88282557

Lori Industry Co., Ltd

Company type: Bulk chemical producer
Lori industry Co., Ltd was established in 2002 years. Lori Industry Co., Ltd also offers Sodium methacrylate. It is a large-scale manufacturer integrating R&D, produce and sales. Our products mainly cover fine chemicals, organic intermediates, biological buffers, agricultural fertilizers and other chemicals . Among them, the sales proportion of organic chemicals and agricultural fertilizers is at the forefront of the domestic market. From 2013 to 2022 years, through cooperation with foreign trade companies, customers visitation, ...
Country: P.R.China   Phone: +86-13011713125   Telefax: +86-13011713125

Dayang Chem (Hangzhou) Co.,Ltd.

Company type: Leading producer
Country: P.R.China
Phone: +86-571-88938639
Telefax: +86-571-8893-8652
Hangzhou DayangChem Co. Ltd is a comprehensive entity which specializes in development, production and trade of pharmaceutical, agrochemical and dyestuff intermediates as well as some special type reagents. We have an own factory and share enterprises. Dayang Chem (Hangzhou) Co.,Ltd. also offers Seleninyl bromide. We act also as agent of many chemical factories and promote their products to the international market at very competitive price. We take "Credi first, Clients supreme" as our aim. We expect to cooperate with more partners in ...

Nantong Xindao Biotech Ltd

XINDAO is a world leading biochemical company formed by a professional team.The company specializes in the production, development and sales of animal health, crop science, nutrition and health care, skin care raw materials, fine chemicals and other products. At present, more than 300 kinds of products can be mass produced, which are widely used in chemical industry, health, agriculture, animal husbandry, biochemical research and other high-end fields. XINDAO pays attention ...
Company type: Leading producer
Country: P.R.China
Phone: +86 19033786557

Shandong SanYoung Industry Co., Ltd

Shandong SanYoung Industry Co., Ltd is a scientific and technological company specializing in research and development, cooperative production and sales of chemical products. The company's main products include: photoinitiator; light stabilizer; polymer retardant; ultraviolet absorbent; fine chemical products and pharmaceutical intermediates, we can also customize chemicals for our customers. We are supplier of Clenbuterol hydrochloride. Our company has a large number of customers with good reputation at home and abroad, ...
Country: P.R.China   Phone: +86 155-64526813   Telefax: +86 531-56897532

Xingrui Industry Co., Limited

Company type: Leading producer
Country: P.R.China
Phone: +86-531-88980365
Telefax: +86-531-88980365
Xingrui Industry CO., LTD. We supply our chemical product Acid Green 5. is a professional manufacturing enterprise integrating R&D, production and sales. The products involved fine chemicals, pharmaceutical intermediates, dye intermediates, cosmetic raw materials and so on. The company is ranked among the outstanding producers in the fine chemical industry. Xingrui Industry always strive to be the most reliable partner of our customers, and strive to build a customer-trusted, socially respected, world-class fine chemi ...

Xiamen Equation Chemical Co.,Ltd

Welcome to Equation chemical, your reliable partner in China as an important supplier of bulk specialty chemicals for industry & life science. We are committed to provide experienced high quality product and JIT performance to benefit our customers. Octadecyl isocyanate is also served by Xiamen Equation Chemical Co.,Ltd.
Company type: Bulk chemical producer
Country: P.R.China
Phone: +86 592 6515854
Telefax: +86 592 6515854

Skyrun Industrial Co., Ltd.

Company type: Leading producer
Skyrun Industrial Co.Limited, established in 2003, a state-controlled company (By Skyrun Corp. & High Hope) in China, specializing in developing, producing and handing raw pharmaceutical material and intermediates. We have expanded a compositive entity from initially only as a small manufacturer. We supply our chemical product Ethyl 5-nitro-1-benzofuran-2-carboxylate. We have extensive knowledge of domestic and international pharmaceutical markets. Our working range can be start from small amount in research stage to big bulk for industrial produc ...
Country: P.R.China   Phone: +86-576-84015261   Telefax: +86-576-84015261

Leap Chem Co., Ltd

Company type: Bulk and laboratory supplier
Country: P.R.China
Phone: +852-30606658
LEAPChem, a specialized fine chemicals supplier for research, development and production. LEAPChem provides nearly 50,000 rare and innovative chemical products to support the evolving needs of our customers in research & bulk manufacturing activities. As a highly customer-oriented enterprise, we are committed to providing high-quality customer services and products to our global customers in a cost-effective and efficient manner. Our client list includes many major pharmac ...

BIOZOL Diagnostica Vertrieb GmbH

Chemos®, a subsidiary of BIOZOL Diagnostica Vertrieb GmbH, is a leading supplier of ready to use solutions for the lab and chemical industry. We are producing reagents and standards for the analytical lab and supplying raw materials for the chemical and pharmaceutical industry. We sell Ethyl 5-methoxy-1H-pyrrolo[2, 3-c]pyridine-2-carboxylate as well. The base of our solutions are a portfolio of ~ 200.000 raw materials where ~ 50.000 are already available for R+D ready to order in our shop. We are supplying and producing lab quantities from tiny qua ...
Company type: Supplier of chemical products
Country: Germany
Phone: +49-871-966346-0
Telefax: +49-871-966346-13

BuGuCh & Partners

Company type: Producer
We, BuGuCh & Partners, are an international acting and innovative company, leading in developing and manufacturing. We operates major facilities in North America, Europe and the Pacific Rim, as well as facilities in China, Japan and Saudi Arabia operated through joint ventures. We maintain independently or are partners of some production sites in Europe, Asia and South America. Our global network is a strength. Our products range from natural gas, oil and basic chemi ...
Country: Germany  

Safety Information

Hazard Classes:
Safety Codes:
24/25 (S)
WGK Germany:
3
RTECS:
FZ5650000
Storage temperature:
-20°C

What other providers are available for CAS 434-16-2?

In addition to the providers presented here for (-)-7-Dehydrocholesterol with the CAS number 434-16-2, there are other 14 providers with slightly different product names available for this CAS number.

+1 additional providers that we know from the past
+2 additional providers that we know from the past
+2 additional providers that we know from the past
+2 additional providers that we know from the past
+2 additional providers that we know from the past
+1 additional providers that we know from the past
BLD Pharmatech Ltd +1 additional providers that we know from the past




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