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55-55-0 - 4-(Methylamino)phenol sulfate, 99% - Bis(4-hydroxy-N-methylanilinium) sulfate - Metol - A16236 - Alfa Aesar

A16236 4-(Methylamino)phenol sulfate, 99%

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

Size Price ($) Quantity Availability
50g 18.95
250g 58.06
1000g 213.30
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4-(Methylamino)phenol sulfate, 99%

MDL
MFCD00013140
EINECS
200-237-1

Chemical Properties

Formula
C14H18N2O2•H2SO4
Formula Weight
344.38
Melting point
ca 260° dec.
Sensitivity
Air & Light Sensitive
Solubility
It is soluble in water (50 mg/mL).

Applications

4-(Methylamino)phenol sulfate, is a is a popular photographic developer used in black & white photography. It is also an excellent developing agent for most continuous tone developer applications, and it has been widely used in published developer formulas as well as commercial products.

Notes

Store in cool place. Keep container tightly closed in a dry and well-ventilated place. Keep away from acids, acid chlorides, acid anhydrides, oxidizing agents.

Literature References

AR Tiedemann.; TD Anderson. Rapid analysis of total sulphur in soils and plant material. Plant and Soil. 1971, 35, (1), 197-200.

LC Raiford.; GO Inman. Benzoxazolone Formation in the Attempt to Prepare Certain Mixed Diacyl Derivatives of o-Aminophenol. J. Am. Chem. Soc. 1934, 56, (7), 1586-1590.

GHS Hazard and Precautionary Statements

Hazard Statements: H373-H400-H410-H302-H317

May cause damage to organs through prolonged or repeated exposure. Very toxic to aquatic life. Very toxic to aquatic life with long lasting effects. Harmful if swallowed. May cause an allergic skin reaction.

Precautionary Statements: P260-P261-P273-P280-P264-P301+P312-P363-P321-P333+P313-P501a

Do not breathe dust/fume/gas/mist/vapours/spray. Avoid breathing dust/fume/gas/mist/vapours/spray. Avoid release to the environment. Wear protective gloves/protective clothing/eye protection/face protection. Wash thoroughly after handling. IF SWALLOWED: Call a POISON CENTER or doctor/physician if you feel unwell. Wash contaminated clothing before reuse. Specific treatment (see label). If skin irritation or rash occurs: Get medical advice/attention. 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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