产品介绍：
产品说明
应用
Naphthol yellow S has been used as a staining agent in fixed human embryonic stem cell-derived cardiomyocytes.
生化/生理作用
Naphthol yellow S (NYS) is used as a stain for protein basic groups. It is an acidic dye and forms a NYS-protein complex at acidic pH. Combination of feulgen and NYS provides DNA to protein ratio.
分析说明
λmax. ∼428 nm/∼392 nm; E(1%,1 cm) ∼275-425/∼250-400 (H2O)
基本信息
| 经验(实验)分子式 | C10H4N2Na2O8S |
| 分子量 | 358.19 |
| 颜色索引号 | 10316 |
| Beilstein | 3839220 |
| EC 号 | 212-690-2 |
| MDL编号 | MFCD00003958 |
| PubChem化学物质编号 | 329762555 |
| NACRES | NA.47 |
产品性质
| 质量水平 | 200 |
| 等级 | for microscopy (Hist.) for the precipitation (of amino acids and peptides) |
| 形式 | powder |
| 溶解性 | methanol: water (1:1): 0.5 g/10 mL, clear |
| εmax | ≥275 at 423-433 nm in water ≥≥ 250 at 387-397 nm in water |
| application(s) | diagnostic assay manufacturing hematology histology |
| 储存温度 | room temp |
| SMILES string | [Na+].[Na+].[O-]c1c(cc([N+]([O-])=O)c2ccc(cc12)S([O-])(=O)=O)[N+]([O-])=O |
| InChI | 1S/C10H6N2O8S.2Na/c13-10-7-3-5(21(18,19)20)1-2-6(7)8(11(14)15)4-9(10)12(16)17;;/h1-4,13H,(H,18,19,20);;/q;2*+1/p-2 |
| InChI key | CTIQLGJVGNGFEW-UHFFFAOYSA-L |
安全信息
| 象形图 |   |
| 警示用语： | Warning |
| 危险声明 | H317 - H373 |
| 预防措施声明 | P280 - P302 + P352 - P314 |
| 危险分类 | Skin Sens. 1 - STOT RE 2 |
| 储存分类代码 | 11 - Combustible Solids |
| WGK | WGK 3 |
| 闪点(F) | Not applicable |
| 闪点(C) | Not applicable |
| 个人防护装备 | Eyeshields, Gloves, type N95 (US) |
