548-80-1(铬变素2B)

548-80-1基本信息

CAS:

548-80-1

中文名称:

铬变素2B 

中文别名:

铬变素2B;
对硝基苯偶氮变色酸钠;
4,5-二羟基-3-[(4-硝基苯)偶氮]2,7-萘二磺酸二钠盐;
酸性红176;
铬变素 2B;
色變素2B;
变色酸2B;
2-(4-硝基苯基氮氯)铬变酸二钠;
4,5-二羟基-3-[(4-硝基苯基)偶氮-]-2,7-萘二磺酸二钠盐;
对硝基苯偶氮变色酸钠盐 

英文名称:

2,7-Naphthalenedisulfonicacid, 4,5-dihydroxy-3-[2-(4-nitrophenyl)diazenyl]-, sodium salt (1:2) 

英文别名:

2,7-Naphthalenedisulfonic acid, 4,5-dihydroxy-3-[2-(4-nitrophenyl)diazenyl]-, sodium salt (1:2);
2,7-Naphthalenedisulfonic acid, 4,5-dihydroxy-3-(p-nitrophenylazo)-, disodium salt (6CI);
2,7-Naphthalenedisulfonic acid, 4,5-dihydroxy-3-[(4-nitrophenyl)azo]-, disodium salt (9CI);
C.I. Acid Red 176 (7CI);
C.I. Acid Red 176, disodium salt (8CI);
4,5-Dihydroxynaphthalene-3-(4-nitrophenylazo)-2,7-disulfonic acid disodium salt;
C.I. 16575;
C.I. Mordant Black 93;
Chromotrope 2B;
Chromotrope Red 4B;
Cr-2B;
Naphtocard Fast Red 3B;
PCR 2B;
Poly-chromotrope 2B;
p-Nitrobenzeneazochromotropic acid sodium salt 

EINECS号:

208-959-9 

分子式:

C₁₆H₁₁N₃O₁₀S₂.2Na 

分子量:

513.37 

548-80-1物化属性

密 度:

 

闪 点:

 

熔 点:

300 °C  

沸 点:

 

EINECS:

208-959-9

BRN:

4109733

InChI:

InChI=1/C16H11N3O10S2.2Na/c20-12-7-11(30(24,25)26)5-8-6-13(31(27,28)29)15(16(21)14(8)12)18-17-9-1-3-10(4-2-9)19(22)23;;/h1-7,17,20H,(H,24,25,26)(H,27,28,29);;/q;2*+1/p-2/b18-15-;;

危险品标志:

Xi

风险术语:

R36/37/38

安全术语:

S24/25;

分子结构式:

SDS:

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