4-[(4-Aminophenyl)(4-imino-2,5-cyclohexadien-1-ylidene)methyl]-2-methylbenzenamine

301.38

301.39

221-832-2

I8F3948441

DTXSID0043844

2925290090

75.89000

6.17120

1.0962 (rough estimate)

268-270°C decomposes

570.8ºC at 760 mmHg

299ºC

1.6000 (estimate)

ALMOST INSOL IN ETHER /MAGENTA/

III

6.1

UN 2811 6.1/PG III

ZE9705000

|Warning|H302 (100%): Harmful if swallowed [Warning Acute toxicity, oral]|P201, P202, P264, P270, P281, P301+P312, P308+P313, P330, P405, and P501|Aggregated GHS information provided by 40 companies from 1 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.

1. ...COMPETENT ENGINEERING... 2. ...ADEQUATE VENTILATION; 3. DAILY CHANGES OF FRESHLY LAUNDERED CLOTHING...& SHOWER BATH... @ END OF...WORK PERIOD; 4. ...MEDICAL DEPT FOR INSPECTION @ END OF...SHIFT; 5. INDIVIDUALS SHOWING GROSS EVIDENCE OF CYANOSIS...KEPT UNDER OBSERVATION. /AROMATIC AMINO COMPD/|6. WORKMEN SHOULD NEVER BE PERMITTED TO ENTER A VESSEL... UNTIL DEGREE OF ATMOSPHERIC CONCN HAS BEEN QUANT EST BY PLANT HYGIENIST; 7. ... COMPLETE PHYSICAL EXAM INCL HEMOGLOBIN DETERMINATIONS, RED, WHITE, & DIFFERENTIAL COUNTS, & COMPLETE URINALYSIS, EVERY 6 MO OR OFTENER. /AROMATIC AMINO COMPD/

MAGENTA HAS NOT BEEN REPORTED TO OCCUR AS SUCH IN NATURE. /MAGENTA/

...IT IS NOT POSSIBLE TO INDICATE WHETHER INDUSTRIAL BLADDER CANCER FOUND IN MAGENTA WORKERS IS ATTRIBUTABLE TO EXPOSURE TO MAGENTA ITSELF, OR TO ONE OR MORE OF ITS ASSOCIATED INTERMEDIATES & IMPURITIES. /MAGENTA/|...SHOWED THAT THERE WAS HIGHLY SIGNIFICANT RISK OF CONTRACTING BLADDER CANCER AMONG MEN ENGAGED IN MANUFACTURING, BUT NOT IN PURIFYING OR USING, MAGENTA. /MAGENTA/|THE MFR OF MAGENTA HAS CARRIED A CARCINOGENIC SUBSTANCES REGULATIONS 1967, BUT THERE APPEARS TO BE NO FIRM EVIDENCE THAT MAGENTA ITSELF IS CARCINOGENIC. /MAGENTA/

BASIC FUCHSIN...IS STILL MARKETED IN MIXT CONTAINING 0.3% BASIC FUCHSIN FOR TREATMENT OF TINEA PEDIS & TINEA CAPITIS.

CATIONIC DYES ARE WELL KNOWN TO BIND TO NUCLEIC ACIDS. /CATIONIC DYES/|CATIONIC DYES APPEAR TO HAVE SPECIAL ATTRIBUTE OF NITROGEN ATOM WHICH IS PART OF RESONANT SYSTEM RESPONSIBLE FOR COLOR, & WHICH APPEARS TO BE ASSOC WITH PROPENSITY TO VERY STRONG BINDING TO CARBOXYL GROUPS OF CORNEAL MUCOPROTEINS. /CATIONIC DYES/

IN TREATMENT OF EYES CONTAMINATED WITH CATIONIC DYES, FIRST AID MEASURES... INCLUDES COPIOUS IRRIGATION, MECHANICAL REMOVAL OF PARTICLES, & IN CASE OF IMBEDDED COLORED PENCIL MAY NECESSITATE SURGICAL EXPLORATION & CAREFUL REMOVAL OF PARTICLES. /CATIONIC DYES/

OF 85 MEN KNOWN TO HAVE BEEN ENGAGED IN MANUFACTURING MAGENTA...THERE WERE 5 CASES OF BLADDER CANCER. THREE OF THESE WERE RECORDED AS DYING OF BLADDER CANCER, WHEREAS ONLY 0.13 CASES WOULD HAVE BEEN EXPECTED (RELATIVE RISK= 23.0; P LESS THAN 0.005). /MAGENTA/

2-methyl-4,4'-((4-imino-2,5-cyclohexadien-1-ylidene)methylene)dianiline

ESSENTIALLY 100% AS A DYE

A SYNTHETIC ROSANILINE DYESTUFF, A MIXTURE OF ROSANILINE & PARAROSANILINE HYDROCHLORIDES. ... GRADE NF.|MAGENTA, AS COMMERCIAL MATERIAL, IS MIXTURE OF...MAGENTA I, PARA-MAGENTA, & SMALL AMT OF MAGENTA II. MAGENTA...AVAILABLE IN US AS BASIC FUCHSIN NF... /CONTAINING/ A MAX LIMIT OF 8 PPM OF ARSENIC & 30 PPM OF LEAD (AMERICAN PHARMACEUTICAL ASSOC, 1970). /MAGENTA/

Benzenamine, 4-[(4-aminophenyl)(4-imino-2,5-cyclohexadien-1-ylidene)methyl]-2-methyl-: ACTIVE

SPECTROPHOTOMETRIC METHODS ARE DESCRIBED...INDIVIDUAL BUT ABSORPTION MAXIMA DIFFER SLIGHTLY FOR INDIVIDUAL COMPONENTS OF MAGENTA. /MAGENTA/