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CAS:115-40-2

 115-40-2

115-40-2

CAS号:115-40-2

品名:溴甲酚紫bromocresolpurple

中文别名:二溴邻甲酚磺酜酞;溴甲酚红;二溴邻甲酚磺酰酞;二溴邻甲酚磺呋酞;溴甲酚紅;二溴邻甲酚磺酞;

英文别名:5,5'-Dibromo-o-cresolsulfonphthalein;BromocresolPurple;Phenol,4,4‘-(3H-2,1-benzoxathiol-3-ylidene)bis[2-bromo-6-methyl-,S,S-dioxide;2-bromo-4-[3-(3-bromo-4-hydroxy-5-methylphenyl)-1,1-dioxo-2,1λ<sup>6</sup>-benzoxathiol-3-yl]-6-methylphenol;Bromocresolpurple;Bromcresolpurplesultoneform;3,3-Bis(3-bromo-4-hydroxy-5-methylphenyl)-3H-benzo[c][1,2]oxathiole1,1-dioxide;

分子式:C21H16Br2O5S

分子量:540.222

精确质量:537.909

Psa:92.21

BRN号:359618

EINECS号:204-087-8

MDL号:MFCD00011681

PubChem号:24847168

外观与性状:紫色结晶粉末

密度:1

沸点:590.2ºC at 760mmHg

熔点:240°C (dec.)(lit.)

闪点:36°C

折射率:1.694

稳定性:Stable. Incompatible with strong oxidizing agents.

储存条件:Store at RT.

蒸汽压:1.59E-14mmHg at 25°C

安全说明:S26-S36-S37/39-S16

危险类别码:R36/37/38

WGK Germany:3

海关编码:2907129000

危险品运输编码:UN 1993 3/PG 3

危险品标志:Xi

简介:Bromocresolpurple(BCP)or5',5\&quot;-dibromo-o-cresolsulfophthalein,isapHindicator.Initssultoneform,ithasapKavalueof6.3,andisusuallypreparedasa0.04%aqueoussolution.

用途:1.酸碱指示剂,颜色变化由浅黄色至紫红色,变色范围的pH值为5.2-6.

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