# Chemgenes Corporation, a DNA RNA Biotechnology company

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- About us
  - Corporate Info
  - What We Do
  - Intellectual Property
  - Press Releases
  - Conference & TradeShows
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  - Careers
- Contact Us
- Oligonucleotide Synthesis Reagents
  - DNA
  - Amidites (P-O-Cyanoethyl) & Supports
  - Amidites (P-O-Methox) & Supports
  - (P-O-Benzyl) Phosphoramidites
  - Amidites (P-O-Ethoxy) & Supports
  - Alpha DNA Amidites
  - Photocleavable (5’-NPPOC) Amidites
  - Reverse DNA Synthesis
  - Non-Cleavable Supports
  - 5’-Levuinyl Protected Amidites
  - Dimer Phosphoramidites
  - H-Phosphonate Monomers
  - RNA
  - Amidites (P-O-Cyanoethyl) & Supports
  - Amidites (P-O-Methoxy) & Supports
  - Reverse RNA Synthesis
  - Unnatural 2’-5’ Linked RNA
  - Antisense
  - 2’-O-Methyl (P-O-Cyanoethyl) & Supports
  - 2’-O-Methyl (P-O-Ethoxy) & Supports
  - 2’-O-Methyl P-Methyl Phosphonamidites
  - 3’-O-Methyl Amidites and Supports
  - Reverse 2’-O-Methyl Amidites and Supports
  - 2’-O-Deoxy Amidites (P-O-Ethoxy) & Supports
  - 2’-O-Deoxy (P-O-Methoxy) Amidites
  - 2’-O-Deoxy (P-O-isoPropoxy) Amidites
  - 2’-O-Deoxy P-Methyl Phosphonamidites
  - 2’-O-Butyne Amidites and Supports
  - 2’-O-Propargyl Amidites and Supports
  - 3’-O-Propargyl Amidites and Supports
- Nucleosides, Protected Nucleosides
  - Unprotected Nucleosides
  - N-protected Nucleosides
  - DMT-protected Nucleosides
- Specialty Oligonuclotides Synthesis
- Triphosphates

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### Base Modifications

1. 2-thio & 4-thio
2. isoC and isoG
3. 4-Triazolyl - Convertible Bases
4. deoxy Inosine & deox uridine
5. alpha DNA Amidites
6. 3’-Amino & 5’ Amino
7. 2’-trifluoroacetamido-propyl
8. Arabanoside
9. 3’-deoxy Adenosine (Cordecypin)
10. 7-deaza Modifications
11. 7-deaza-7-Iodo Modification
12. 5-methyl cytidine & N-Alkylated
13. 2-aminopurine, nebuylarine, etc.
14. Halogenated Bases, ie 5-iodo-dU
15. Abasic and everse Abasic
16. dideoxy
17. 8-oxo

### Ancillary Reagents

1. Acetonitrile, Wash grade
2. Acetonitrile, Amidite Diluent
3. Activator Solutions
4. Deblock Solutions
5. Capping Reagents
6. Oxidation & Sulfurizing Reagents
7. Drying traps (Moisture Traps)

### Attachment Chemistry

1. 5’-Phosphorylation
2. Fluorophore Amidites & Supports
3. Reporters
4. Quenchers
5. Linker & Spacer Amidites & Supports
6. Branching amidites & Supports
7. Cross-Linking Amidites & supports

Oligonucleotied Purification

### ABOUT US: Conferences & Tradeshows

Joint Symposium of 5th Annual Meeting of Oligonucleotide Therapeutics Society and the 19th Antisense Symposium in Fukuoka, Japan
Date: November 3-6, 2009
Location: Centennial Hall, Kyushu University Hospital Campus, Fukuoka
Website: http://bioorg.phar.kyushu-u.ac.jp/ots-ants/
ChemGenes is proud to be a Sponsor of the “Luncheon Seminar” on Nov. 4th at 12:00pm which includes lunch and drinks and poster presentation for the upcoming 5th annual meeting of the Oligonucleotide Therapeutics Society which is organized as a joint symposium with the 19th Antisense Symposium of the Antisense DNA/RNA Society of Japan. This joint symposium covers the same area of the annual meeting of OTS which includes the following; Antisense, Antigene, siRNA, anti miRNA, Aptamer, Decoy, Ribozyme, Imuno modulator, Therapeutic and Diagnostic applications, Preclinical and Clinical studies, Delivery strategy.
ChemGenes will have an Abstract and Poster promoting our New technology: CombiClick™, Solid Support Based Combinatorial “Click Chemistry” for Efficient Oligonucleotide Conjugation: A New Versatile Method for Oligonucleotide Labeling.
Other Products Promoted:
IsomerFree RNA Amidites and Supports
RNA Synthesis in Reverse Direction (5’→ 3’)