201375
亮黄
Dye content ≥50 %
别名:
直接黄 4
登录 查看组织和合同定价。
选择规格
变更视图
关于此项目
经验公式（希尔记法）:
C26H18N4Na2O8S2
化学文摘社编号:
分子量:
624.55
EC Number:
221-267-1
UNSPSC Code:
12171500
NACRES:
NA.47
PubChem Substance ID:
MDL number:
Colour Index Number:
24890
Beilstein/REAXYS Number:
4122338
form
powder
Quality Segment
composition
Dye content, ≥50%
technique(s)
titration: suitable
visual transition interval
6.5-8.0, orange to red-orange
λmax
497 nm at 0.1 N in NaOH
ε (extinction coefficient)
≥37000 at 260-268 nm, ≥37000 at 486-494 nm
application(s)
diagnostic assay manufacturing
hematology
histology
storage temp.
room temp
SMILES string
[Na+].[Na+].Oc1ccc(cc1)\N=N\c2ccc(\C=C\c3ccc(cc3S([O-])(=O)=O)\N=N\c4ccc(O)cc4)c(c2)S([O-])(=O)=O
InChI
1S/C26H20N4O8S2.2Na/c31-23-11-7-19(8-12-23)27-29-21-5-3-17(25(15-21)39(33,34)35)1-2-18-4-6-22(16-26(18)40(36,37)38)30-28-20-9-13-24(32)14-10-20;;/h1-16,31-32H,(H,33,34,35)(H,36,37,38);;/q;2*+1/p-2/b2-1+,29-27+,30-28+;;
InChI key
YLDIUICHQPKMNH-MAPAHAHLSA-L
General description
亮黄色是橙黄色粉末，属于偶氮染料。pH 6.4 时呈黄色，pH 8.0 时呈红橙色。亮黄被广泛用作生物传感器、抗真菌剂、抗艾滋病（获得性免疫缺陷综合征）剂和酶活性检测试剂。
Application
亮黄色已被用于确定交配期间接种物从雄蛾向雌蛾的转移。
存储类别
11 - Combustible Solids
wgk
WGK 3
flash_point_f
Not applicable
flash_point_c
Not applicable
ppe
Eyeshields, Gloves, type N95 (US)