857890
间甲酚紫
indicator grade, Dye content 90 %
别名:
间甲酚磺酞
登录 查看组织和合同定价。
选择尺寸
变更视图
关于此项目
经验公式（希尔记法）:
C21H18O5S
化学文摘社编号:
分子量:
382.43
UNSPSC Code:
12171500
NACRES:
NA.47
PubChem Substance ID:
EC Number:
218-960-6
Beilstein/REAXYS Number:
350314
MDL number:
grade
indicator grade
Quality Segment
form
powder
composition
Dye content, 90%
technique(s)
titration: suitable
useful pH range
1.2-2.8, red to yellow(acid), 7.4-9.0, yellow to violet(alkaline)
ε (extinction coefficient)
≥ 11000 at 295-301 nm at 0.01 g/L (0.01 G/L in 0.005 N NAOH in Methanol), ≥26000 at 578-584 nm at 0.01 g/L (in 0.005 N NAOH in Methanol), ≥8000 at 369-375 nm at 0.01 g/L (in 0.005 N NAOH in Methanol)
application(s)
diagnostic assay manufacturing
hematology
histology
storage temp.
room temp
SMILES string
Cc1cc(O)ccc1\C(=C2/C=CC(=O)C=C2C)c3ccccc3S(O)(=O)=O
InChI
1S/C21H18O5S/c1-13-11-15(22)7-9-17(13)21(18-10-8-16(23)12-14(18)2)19-5-3-4-6-20(19)27(24,25)26-21/h3-12,22-23H,1-2H3
InChI key
OLQIKGSZDTXODA-UHFFFAOYSA-N
General description
间甲酚紫是一种磺酞染料。它也被称间甲酚磺酰酞。
Application
间甲酚紫用于通过分光光度计测量 pH 值。
Biochem/physiol Actions
间甲酚紫是一种 pH 指示剂。从红色 (pH 1.2) 变为黄色 (2.8)，从黄色 (7.4) 变为紫色 (9.0)。
Still not finding the right product?
Explore all of our products under 间甲酚紫
存储类别
11 - Combustible Solids
wgk
WGK 3
flash_point_f
Not applicable
flash_point_c
Not applicable