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萘酚黄 S
Naphthol Yellow S
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| 产品编号 | 包装单位 | 单价(元) | 国内现货 | 国外库存 | 询价单 |
| 3172614 | 25 G | 432 | |||
| 3172614 | 100 G | 1210 |
产品别名
846-70-8
萘酚黄 S
Naphthol Yellow S
Flavianic acid sodium salt
5,7-Dinitro-8-hydroxy-2-naphthalenesulfonic acid sodium salt
2,4-Dinitro-1-naphthol-7-sulfonic acid sodium salt
Acid Yellow 1
8-羟基-5,7-二硝基-2-萘磺酸 钠盐
酸性黄 1
黄胺酸 钠盐
2,4-二硝基-1-萘酚-7-磺酸 钠盐
结构式
基本信息
| Empirical Formula【经验(实验)分子式】 | C10H4N2Na2O8S |
| Molecular weight | 358.19 |
| Colour Index Number【颜色索引号】 | 10316 |
| Beilstein | 3839220 |
| EC number【EC 号】 | 212-690-2 |
| MDL number | MFCD00003958 |
| PubChem Substance ID【PubChem化学物质编号】 | 329762555 |
| NACRES | NA.47 |
| Application【应用】 | Naphthol yellow S has been used as a staining agent in fixed human embryonic stem cell-derived cardiomyocytes. |
| Biochem/physiol Actions【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. |
| Analysis Note【分析说明】 | λmax. ∼428 nm/∼392 nm; E(1%,1 cm) ∼275-425/∼250-400 (H2O) |
产品性质
| Quality Level【质量水平】 | 200 |
| grade【等级】 | for microscopy (Hist.) for the precipitation (of amino acids and peptides) |
| form【形式】 | powder |
| solubility【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 |
| storage temp.【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
| Pictograms【象形图】 | GHS07,GHS08 |
| Signal word【警示用语：】 | Warning |
| Hazard Statements | H317 - H373 |
| Precautionary Statements | P280 - P302 + P352 - P314 |
| Hazard Classifications【危险分类】 | Skin Sens. 1 - STOT RE 2 |
| Storage Class Code【储存分类代码】 | 11 - Combustible Solids |
| WGK | WGK 3 |
| Personal Protective Equipment【个人防护装备】 | Eyeshields, Gloves, type N95 (US) |
