Direct Blue 53 Quick Details
| Name | Direct Blue 53 |
| Synonyms | blue Evan DiazoBlue Evans blue Evans Blue Evens Blue C.I. 23860 Direct Blue 53 evans blue fluka C.I. Direct Blue 53 evans blue (C.I. 23860) EVANS BLUE C.I. No 23860 C.I. direct blue 53 tetrasodium salt C.I. Direct Blue 53, tetrasodium salt (8CI) 4,4'-Bis[7-(1-amino-8-hydroxy-2,4-disulfo)naphthylazo]-3,3'-bitolyl tetrasodium salt tetrasodium 6,6-((3,3-dimethyl-(1,1-biphenyl-4,4diyl)bis(azo)bis(4-amino-5-hydroxy-1,3-naphthalenedisulphonate) 6,6'-[(3,3'-Dimethyl[1,1'-biphenyl]-4,4'-diyl)bis(azo)]bis(4-amino-5-hydroxy-1,3-naphthalenedisulfonic acid disodium) 1,3-Naphthalenedisulfonic acid, 6,6-(3,3-dimethyl1,1-biphenyl-4,4-diyl)bis(azo)bis4-amino-5-hydroxy-, tetrasodium salt 6,6'-[(3,3'-Dimethyl-4,4'-biphenylylene)bis(azo)]bis[4-amino-5-hydroxy-1,3-naphthalenedisulfonic acid] tetrasodium salt tetrasodium 6,6'-[(3,3'-dimethylbiphenyl-4,4'-diyl)di(E)diazene-2,1-diyl]bis(4-amino-5-hydroxynaphthalene-1,3-disulfonate) 3-[[4'-[(4-Amino-2-methyl-5-methoxyphenyl)azo]-3,3'-dimethoxy-1,1'-biphenyl-4-yl]azo]-4-hydroxynaphthalene-1,5-disulfonic acid disodium salt tetrasodium (6E,6'E)-6,6'-[(3,3'-dimethylbiphenyl-4,4'-diyl)di(1E)hydrazin-2-yl-1-ylidene]bis(4-amino-5-oxo-5,6-dihydronaphthalene-1,3-disulfonate) tetrasodium (6Z)-4-amino-6-({4'-[(2E)-2-(8-amino-1-oxo-5,7-disulfonatonaphthalen-2(1H)-ylidene)hydrazino]-3,3'-dimethylbiphenyl-4-yl}hydrazono)-5-oxo-5,6-dihydronaphthalene-1,3-disulfonate |
| CAS | 314-13-6 |
| EINECS | 206-242-5 |
| InChI | InChI=1/C34H28N6O14S4.4Na/c1-15-11-17(3-7-21(15)37-39-23-9-5-19-25(55(43,44)45)13-27(57(49,50)51)31(35)29(19)33(23)41)18-4-8-22(16(2)12-18)38-40-24-10-6-20-26(56(46,47)48)14-28(58(52,53)54)32(36)30(20)34(24)42;;;;/h3-14,37-38H,35-36H2,1-2H3,(H,43,44,45)(H,46,47,48)(H,49,50,51)(H,52,53,54);;;;/q;4*+1/p-4/b39-23+,40-24+;;; |
Specification
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Risk and safety
| Risk Codes | R45 - May cause cancer R63 - Possible risk of harm to the unborn child R11 - Highly Flammable R61 - May cause harm to the unborn child R20/21/22 - Harmful by inhalation, in contact with skin and if swallowed. |
| Safety Description | S53 - Avoid exposure - obtain special instructions before use. S45 - In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.) S36/37 - Wear suitable protective clothing and gloves. S16 - Keep away from sources of ignition. S36/37/39 - Wear suitable protective clothing, gloves and eye/face protection. |
| WGK Germany | 3 |
| RTECS | QJ6440000 |
| TSCA | Yes |
| HS Code | 32129000 |
| Toxicity | LD50 intraperitoneal in mouse: 340mg/kg |
COMPANY INFORMATION

Hangzhou Reward Technology Co.,Ltd has been specialized in DYESTUFF for many years. Our main products are acid dyes and disperse dyes such as acid blue 25, acid blue 80, disperse blue 359, disperse brown 27 and so on. Those dyes has been exported to America, Europe, Africa and won good comments from customers.
All kinds of dyes One-stop purchase ,matching more easier .
Free samples are available.
Stable high quality, widely accepted in worldwide market .
Professional service team,R&D and international sales.
More than 15 years' experience in supplying all kinds of pigments.
Customize special colors .
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