About Us

Hangzhou Keying Chem Co., Ltd. Is a comprehensive enterprise, dedicated to the development, production and marketing of chemicals. As a technology innovative and service professional enterprise, Our company mainly engages in global pharmaceutical, chemical and biological service.

The products includes fine chemicals, food / feed additives, APIs, pesticides, dyes and pharmaceutical .

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Custom Synthesis

Keyingchem are also dedicated to provide Custom Synthesis and Contract Research services to industrial and academic entities on a short or long-term basis.

We prides on our excellent team of well-known engineers, technological persons and young professional staffs to research and develop new process. In our lab. and pilot-plant, compounds can be manufactured in the quantity from a few grams up to hundreds of kilos and beyond .

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Superior products

BOC-D-4,4'-BIPHENYLALANINE

128779-47-5

BOC-D-4,4'-BIPHENYLALANINE

6-Aminoindazole

6967-12-0

6-Aminoindazole

6-AMINO-3-BROMO (1H)INDAZOLE

52347-72-5

6-AMINO-3-BROMO (1H)INDAZOLE

6-AMINO-3-CHLORO (1H)INDAZOLE

21413-23-0

6-AMINO-3-CHLORO (1H)INDAZOLE