1-氰基-4-(二甲基氨基)吡啶鎓四氟硼酸盐 (CDAP)是一种可用于异脲键连接反应中多糖活化的试剂,被广泛地应用在多糖结合疫苗的制造领域,如脑膜炎球菌结合疫苗、流行性嗜血杆菌结合疫苗、肺炎球菌结合疫苗及A族乙型溶血性链球菌疫苗等工艺[1-4]。
与广泛使用的溴化氰活化剂相比,CDAP:
- 多糖活化率高达50%[5];
- 毒性较低,更易储存[5-6],具有较强的活化效率和较高的安全性;
- 可以在较低pH值下工作。
百灵威可提供高纯公斤级以上CDAP产品,助力疫苗研发。
产品列表
| 品名 | CAS | 货号 |
|---|
1-Cyano-4-(dimethylamino)pyridinium tetrafluoroborate, 98% 1-氰基-4-(二甲基氨基)吡啶鎓四氟硼酸盐 | 59016-56-7 | 559768
|
技术指标
| Test | Standard |
Appearance | White to yellow crystals, crystalline powder or powder |
NMR | Conforms to structure |
HPLC | ≥98% |
Solubility | Colorless to yellow solution in acetonitrile at 50.00mg/mL |
参考文献:
- BAHY R H,HAMOUDA H M,SHAHAT A S,et al. Development and evaluation of a novel vaccine against prevalent invasive multi-drug resistant strains of Streptococcus pneumoniae [J] .Peer J,2016,DOI 10. 7717 / peerj. 2737.
- KODALI S,VINOGRADOV E,LIN F,et. al. A vaccine ap- proach for the prevention of infections by multidrug-resistant Enterococcus faecium[J]. J Biol Chem,2015,290(32):1951219526.
- ABDELHAMEED A S,MORRIS G A,ALMUTAIRI F,et al. Solution conformation and flexibility of capsular polysaccharides from Neisseria meningitidis and glycoconjugates with the tetanus toxoid protein[J]. Sci Rep,2016,DOI:10. 1038 / srep35588.
- TANIA R H,PANDEY M,HENNINGHAM A,et al. Differing efficacies of lead group A streptococcal vaccine candidates and full-length M protein in cutaneous and invasive disease models [J]. Am Soci Microbiol,2016,7(3):e00618-16.
- KOHN J,WILCHEK M. 1-Cyano-4-dimethylamino pyridinium tetrafluoroborate as a cyanylating agent for the covalent attach- ment of ligand to polysaccharide resins [J]. Febs Lett,1983, 154(1):209-210.
- KOHN J,WILCHEK M. The use of cyanogens bromide and other novel cyanylating reagents for the activation of polysaccharide resins [J]. Appl Biochem Biotechnol,1984,9(3): 285-305.
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