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Catalog Products
The building blocks that are available now, with specification and availability listed per product.
Two catalogs
WuXi TIDES offers building block products for any stage from discovery through commercialization, as a faster and more cost-effective route than custom synthesis when the structure already exists.
More than 600 amidites and more than 2,500 unnatural amino acids are available, with specification and availability listed per product.

Nucleic acid catalog
From discovery to development and commercial manufacturing. Categories include:
Amidites and base modifications
- ASO amidites, RNA amidites, siRNA amidites, PMO monomers, specialty DNA amidites
- Specialty base and skeletal modification; adenine, thymine, cytosine, guanine, uracil, inosine and abasic series
- Reverse amidite, α-DNA, L-DNA and L-RNA series
Sugar modifications
- 2′ series: 2′-OMe, 2′-F, 2′-MOE, 2′-OH, 2′-amino, 2′-aminoethyl, 2′-NMA, 2′-OBn, 2′-MOEOE, 2′-aminohexyl
- LNA, GNA, TNA, UNA and ENA series
Backbone and functional modifiers
- Backbone series: Me-P, PS, PACE, OMe-P
- Amino, thiol, phosphate and spacer modifiers
Nucleotides
- Nucleotides: canonical NTP, mono- and dinucleotides, dNTPs, dNDPs, dNMPs, base-modified and sugar-modified NTPs and dNTPs, phosphate-modified NTPs and dNTPs
Cap reagents
- Cap precursors, 7-methyl guanosine reagents and anti-reverse cap analogues
Sample products
Sample products include 2′-F A(Bz), C(Ac), G(iBu) and U amidites; 2′-OMe A(Bz), C(Ac), G(iBu), U and I amidites; and 2′-O-NMA A(Bz), MeC(iBu), G(iBu) and T amidites.
Amino acid catalog
From discovery to development and commercial manufacturing. Categories include:
- Derivatives of natural amino acids, side-chain modified, backbone modified, unusual and unnatural amino acids
- Alpha-alkylated and N-methyl amino acids
- Homo-natural, beta and gamma amino acids
- Alkenyl, azido and alkynyl amino acids
- Sugar, urea, phosphorus-containing, lipidated and PEG amino acids
- Pseudo, aryl and alkane amino acids
What the catalog sits on
Scalability, integrated CMC, a comprehensive analytical platform, new technology, a global quality standard and conjugation chemistry.
A catalog amidite ordered in discovery can be the same material, from the same plant, that the commercial process uses — and for more than 40 of them the Drug Master File is already filed.