Factory direct supply Pharmaceutical IntermediatesCytosine CAS：71-30-7 CAS NO.71-30-7

Zhengzhou Yuanli Biological Technology Co., Ltd. (Primary Zhengzhou Sigma Chemical Co., LTD.) founded in 2009, is an intergrated enterprise which integrates R&D, achievement transformation, production, sales and import-export trade. It subordinates a subsidiarycompany: Zhengzhou Chemical Chem Co., Ltd，a production base: Suicheng Pharmaceutical Co., Ltd., and an European Sales Company (Covering European and Russian Markets): GloBS Chemical Ltd.. There are more than 100 employees and more than 85% are professionals.

The company is a scientific and technological enterprise. The core is R&D and the lifelong mission is development, transformation and application of new technologies.

So far, more than 20 pieces of products has been researched and developed and transformed to production successfully. All of them are exclusive worldwide. Such as acridine series and borane series, Zhengzhou Sigma is the company with the most advanced technology and ability of batch production and supply with largest quantity all over the world. We offer products and technical services to 36 countries.

"Professional, dedicated, making every effort" is the type of Sigma people. We are willing to provide you with the most professional consulting, design the products of your most need, control products to meet the best quality. Looking forward to cooperation and creating the brilliancy together.

Cytosine, scientific name 4-amino-2-carbonyl pyrimidine, CAS number is 71-30-7, molecular formula C4H5N3O. One of the major base constituents in nucleic acids (DNA and RNA). Cytosine can be synthesized from dinonylurea, concentrated ammonia and chloroacetic acid as raw materials. Used as a pCytosine, scientific name 4-amino-2-carbonyl pyrimidine, CAS number is 71-30-7, molecular formula C4H5N3O. One of the major base constituents in nucleic acids (DNA and RNA). Cytosine can be synthesized from dinonylurea, concentrated ammonia and chloroacetic acid as raw materials. Used as a pharmaceutical intermediate.harmaceutical intermediate.Zhengzhou Yuanli Biological Technology Co., Ltd. (Primary Zhengzhou Sigma Chemical Co., LTD.) founded in 2009, is an intergrated enterprise which integrates R&D, achievement transformation, production, sales and import-export trade. It subordinates a subsidiarycompany: Zhengzhou Chemical Chem Co., Ltd，a production base: Suicheng Pharmaceutical Co., Ltd., and an European Sales Company (Covering European and Russian Markets): GloBS Chemical Ltd.. There are more than 100 employees and more than 85% are professionals.

The company is a scientific and technological enterprise. The core is R&D and the lifelong mission is development, transformation and application of new technologies.

So far, more than 20 pieces of products has been researched and developed and transformed to production successfully. All of them are exclusive worldwide. Such as acridine series and borane series, Zhengzhou Sigma is the company with the most advanced technology and ability of batch production and supply with largest quantity all over the world. We offer products and technical services to 36 countries.

"Professional, dedicated, making every effort" is the type of Sigma people. We are willing to provide you with the most professional consulting, design the products of your most need, control products to meet the best quality. Looking forward to cooperation and creating the brilliancy together.