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36674 4-(Methylamino)phenol sulfate, ACS, 99.0-101.5%

CAS Number
55-55-0
Synonyms
Bis(4-hydroxy-n-methylanilinium) sulfate
Metol

Stock No. Size Price ($) Quantity Availability
36674-18 50g 24.40
36674-30 250g 96.90
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4-(Methylamino)phenol sulfate, ACS, 99.0-101.5%

MDL
MFCD00013140
EINECS
200-237-1

Chemical Properties

Formula
C14H18N2O2•H2SO4
Formula Weight
344.38
Form
White to pale cream powder
Melting point
ca. 260° dec.
Storage & Sensitivity
Air Sensitive. Light Sensitive. Ambient temperatures.
Solubility
Soluble in alcohol and ether. Slightly soluble in water and ethanol. Insoluble in diethyl ether.

Grade Specifications

Maximum level of impurities: Residue after ignition 0.1%, Suitability for determination of phosphate P.T.

Applications

4-(Methylamino)phenol sulfate is a photographic developer used in black and white photography. It is also used as tone developers in developing agents. Further, it is used in oxidative hair dye formulations.

Notes

Light sensitive. Incompatible with acids, acid chlorides, acid anhydrides and oxidizing agents.

Literature References

Chen, T.; Pratt, M. D. Photo Developer Allergic Contact Dermatitis in a Photographer Following Paraphenylenediamine Sensitization from a Temporary Henna Tattoo. J. Cutan. Med. Surg. 2015, 19 (1), 73-76.

Nagul, E. A.; McKelvie, I. D.; Kolev, S. D. The nature of the salt error in the Sn(II)-reduced molybdenum blue reaction for determination of dissolved reactive phosphorus in saline waters. Anal. Chim. Acta 2015, 896, 120-127.

GHS Hazard and Precautionary Statements

Hazard Statements: H302-H317-H373

Harmful if swallowed. May cause an allergic skin reaction. May cause damage to organs through prolonged or repeated exposure.

Precautionary Statements: P260-P280g-P301+P312a-P363-P321-P501a

Do not breathe dust/fume/gas/mist/vapours/spray. Wear protective gloves. IF SWALLOWED: Call a POISON CENTER/doctor if you feel unwell. Wash contaminated clothing before reuse. Specific treatment (see label). Dispose of contents/container in accordance with local/regional/national/international regulations.

Other References

Merck
14,6017
Beilstein
3919382
Hazard Class
6.1
Packing Group
III
Harmonized Tariff Code
2922.29
TSCA
Yes
RTECS
SL8650000

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