英文名称:CresolRed;o-Cresolsulfonphthalein;4,4'-(3H-2,1-Benzoxathiol-3-ylidene)bis(2-methylphenol)S,S-dioxide
其他名称:邻甲酚红;邻甲酚磺酰酞;邻甲酚磺酞;邻甲磺酞;邻甲酚磺酜酞
CAS号:1733-12-6
C21H18O5S=382.43
级别:IND
pH变色域:6.5(黄)~8.5(紫)
最大吸收波长λ1(pH6.5):432~436nm
最大吸收波长λ1(pH8.5):571~574nm
质量吸收系数α1(λ1,pH6.5,干样):49.0~67.0L/cm·g
质量吸收系数α2(λ2,pH8.5,干样):100.0~132.0L/cm·g
干燥失重:≤3.0%
灼烧残渣(以硫酸盐计):≤0.2%
乙醇溶解试验:合格
性状(以下信息仅供参考):红棕色结晶性粉末。溶于乙醇、水、稀酸(黄色)和稀碱(紫色)。其0.1%乙醇溶液或0.04%钠盐水溶液用作指示剂
用途:本品仅供科研,不得用于其它用途。(以下用途仅供参考)酸碱指示剂,pH7.2(黄)~8.8(紫红);pH2.0(橙色)~3.0(琥珀色)。
保存:RT
搜索质检报告(COA)
搜索MSDS
甲酚红
3,3-Bis(4-hydroxy-3-methylphenyl)-3H-benzo[c][1,2]oxathiole 1,1-dioxide;o-Cresolsulphonephthalein;o-Cresol Red;o-Cresolsulfonphthalein;Cresol Red;Cvesol red pH indicator solution;CresolRed,Indicatorgrade,pure100GR;CresolRed,Indicatorgrade,pure5GR;Cvesol red;CRESOL RED, FREE ACID;4,4′-(3H-2,1-Benzoxathiol-3-ylidene)bis(2-Methylphenol) S,S-dioxide;BETZ 0419;BROMCRESOL PURPLE;Cresol red solution;Cresol Red, pure, Indicator grade;IND;o-cresolsulphophthalein;rougedecresol;4,4'-(3H-2,1-Benzoxathiol-3-ylidene)bis(2-methylphenol) S,S-dioxide;CR;CRGF;NSC 7224;TDGF1 human;O-CRESOL RED;Cresol Red 〔CR〕