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| CAS No.: | 8005-78-5 |
|---|---|
| Name: | BISMARCK BROWN R |
| Molecular Structure: | |
 |
|
| Formula: | C21H26Cl2N8 |
| Molecular Weight: | 461.39 |
| Synonyms: | Basic Brown4; Basic Brown RC; Bismarck Brown; Bismarck Brown R; Bismarck Brown RLNS;Bismarck Brown TSS; C.I. 21010; Nitrous acid, reaction products with4-methyl-1,3-benzenediamine hydrochloride |
| Melting Point: |
222 °C (dec.)(lit.) |
| Hazard Symbols: | A severe eye irritant. |
| Risk Codes: | R20/21/22; R11; R36/37/38 |
| Safety: | A severe eye irritant. Mutation data reported. When heated to decomposition it emits acrid smoke and irritating vapors. |
| PSA: | 156.76000 |
| LogP: | -0.47580 |
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Chemistry
Molecular Formula: C21H26Cl2N8
Molecular Weight: 461.39g/mol
Melting Point: 222 °C (dec.)(lit.)
Boiling Point: 729 °C at 760 mmHg
Flash Point: 394.7 °C
Freely Rotating Bonds: 8
Polar Surface Area: 55.92 Å2
Enthalpy of Vaporization: 106.41 kJ/mol
Vapour Pressure: 4.17E-21 mmHg at 25°C
The Cas Register Number of C.I. Basic brown 4 is 8005-78-5.The chemical synonyms of C.I. Basic brown 4 (CAS NO.8005-78-5) are 1,3-Benzenediamine, 4,4'-[(4-methyl-1,3-phenylene)di(E)-2,1-diazenediyl]bis[6-methyl-, hydrochloride (1:2) ; 4,4'-[(4-Methyl-1,3-phenylene)bis(azo)]bis[6-methyl-1,3-benzenediamine] dihydrochloride ; 4,4'-[(4-Methylbenzene-1,3-diyl)di(E)diazene-2,1-diyl]bis(6-methylbenzene-1,3-diamine) dihydrochloride ; Bismark Brown 53 ; C.I. Basic Brown 4 (8CI) ; Vesuvine ; 2,4-Bis(2,4-diamino-5-methyl-1-benzenazo)toluene ; 4,4'-[(4-methyl-1,3-phenylene)di-(E)-diazene-2,1-diyl]bis(6-methylbenzene-1,3-diamine) dihydrochloride .Product categories of C.I. Basic brown 4 (CAS NO.8005-78-5) are Organics The molecular structure of C.I. Basic brown 4 (CAS NO.8005-78-5) is
.
Uses
It is mainly used as dye and can also be used in creation color lake.
Toxicity Data With Reference
| 1. | eye-rbt 100 µL/24H SEV | NTIS** National Technical Information Service. (Springfield, VA 22161) (Formerly U.S. Clearinghouse for Scientific and Technical Information) OTS0571845 . | ||
| 2. | mic-sat 10 µLg/plate | CRNGDP Carcinogenesis. 7 (1986),1921. |
Safety Profile
A severe eye irritant. Mutation data reported. When heated to decomposition it emits acrid smoke and irritating vapors.
Hazard Codes: 
Xn;
F
Risk Statements: 20/21/22-11-36/37/38
R20/21/22: Harmful by inhalation, in contact with skin and if swallowed.
R11: Highly flammable.
R36/37/38: Irritating to eyes, respiratory system and skin.
Safety Statements: 22-24/25-36/37/39-26-16-36
S22: Do not breathe dust.
S24/25: Avoid contact with skin and eyes.
S36/37/39: Wear suitable protective clothing, gloves and eye/face protection.
S16: Keep away from sources of ignition.
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
S36: Wear suitable protective clothing.