- 5'-O-(4,4'-dimethoxytrityl)-2'-O-[2-(methylamino)-2-oxoethyl]-5-methylcytidine（1025783-25-8）XH Medic Tech Co., Ltd. Shanghai
- 5-Bromo-1-pentene（1119-51-3）Henan Xiaguo Biotechnology Co., Ltd.
- 5-PROPYNYL-2'-DEOXYURIDINE（84558-94-1）XH Medic Tech Co., Ltd. Shanghai
- 5-METHYLCYTIDINE（2140-61-6）XH Medic Tech Co., Ltd. Shanghai
- 5'-O-[Bis(4-methoxyphenyl)phenylmethyl]-2'-O-(2-methoxyethyl)-5-methyluridine（163759-50-0）XH Medic Tech Co., Ltd. Shanghai
- 5-Iodo-2-(trifluoromethyl)pyridine（873107-98-3）XH Medic Tech Co., Ltd. Shanghai
- 5'-O-(4,4-Dimethoxytrityl)-2'-O-methyl-N-isobutyrylguanosine-3'-(2-cyanoethyl-N,N-diisopropyl)phosphoramidite（150780-67-9）XH Medic Tech Co., Ltd. Shanghai
- 5-Methyl-2'-deoxycytidine（838-07-3）XH Medic Tech Co., Ltd. Shanghai
- 5-IODO-2',3'-DIDEOXYURIDINE（105784-83-6）XH Medic Tech Co., Ltd. Shanghai
- 5'-O-DMT-2'-O-MOE-N6-Bz-rA（251647-48-0）XH Medic Tech Co., Ltd. Shanghai
- 5-ETHYNYL-2'-DEOXYURIDINE（61135-33-9）XH Medic Tech Co., Ltd. Shanghai
- 5'-DMT-Ac-rC（121058-82-0）XH Medic Tech Co., Ltd. Shanghai
