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位置:首页 > 品牌 > Sigma-Aldrich > 8-羟基-5,7-二硝基-2-萘磺酸 钠盐

Naphthol Yellow S

萘酚黄 S

品牌
Sigma-Aldrich
CAS
846-70-8
货号
70540
规格纯度
for microscopy (Hist.), for the precipitation (of amino acids and peptides)
参考价格
360.52 *本价格含增值税费
促销
服务
  • 原厂保证
  • 包邮
  • 增值税票
数量
-+
产品名称:
846-70-8
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
萘酚黄 S
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
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
Beilstein3839220
EC 号212-690-2
MDL编号MFCD00003958
PubChem化学物质编号329762555
NACRESNA.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
InChI1S/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 keyCTIQLGJVGNGFEW-UHFFFAOYSA-L

安全信息

象形图GHS07GHS08
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
WGKWGK 3
闪点(F)Not applicable
闪点(C)Not applicable
个人防护装备Eyeshields, Gloves, type N95 (US)

Sigma-Aldrich

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