bis(p-methylaminophenol); sulfuric acid

Basic Information

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CAS Number

55-55-0

Molecular Formula

C7H11NO5S

Molecular Weight

344.39 g/mol

EINECS

200-237-1

Chemical Classification

Basic Chemical Raw Materials Organic Chemicals Carboxylic Acids

Fine Chemicals Dyes and Pigments Organic Dyes

Fine Chemicals Surfactants Anionic Surfactants

Basic Physical Properties

Melting Point

260 °C (dec.)

Boiling Point

262.7 °C at 760 mmHg

Density

1.577

Water Solubility

50 g/L (20 ºC)

Flash Point

99 °C

Refractive Index

1.6510 (estimate)

SMILES

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CNc1ccc(O)cc1.CNc1ccc(O)cc1.OS(=O)(=O)O

InChI

InChI=1S/2C7H9NO.H2O4S/c2*1-8-6-2-4-7(9)5-3-6;1-5(2,3)4/h2*2-5,8-9H,1H3;(H2,1,2,3,4)

InChIKey

ZVNPWFOVUDMGRP-UHFFFAOYSA-N

LogP

2.2149999999999994

Topological Polar Surface Area

139.11999999999998 Å²

Hydrogen Bond Donor/Acceptor

6 / 8

Complexity

158

Safety Information

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GHS Hazard Pictograms

H302

H317

H373

H410

Hazard Statement

H302 Harmful if swallowed
Acute toxicity, oral

H317 May cause an allergic skin reaction
Sensitization, Skin

H373 Causes damage to organs through prolonged or repeated exposure
Specific target organ toxicity, repeated exposure

H410 Very toxic to aquatic life with long lasting effects
Hazardous to the aquatic environment, long-term hazard

Hazard Class

Class 6.1 Class 6.1

Stability

Flammable. Incompatible with strong oxidizers, acids, and acyl halides.

Sensitiveness

Air Sensitive

Auto-ignition Temperature

989 °F

Synonyms & References

English

METOL
METOL(TM)
METHOL
BIS-(N-METHYL-4-HYDROXYANILINIUM) SULFATE
ARMOL
ELON
ECOL(R)
GENOL
4-Methylaminophenol sulfate
Metol
4-(Methylamino)phenol sulphate
4-(Methylamino)phenol hemisulfate salt
Bis(4-hydroxy-N-methylanilinium) sulphate~Metol
4-(Methylamino)phenol sulfate
Motol
Bis(4-hydroxy-N-methylanilinium) sulfate
p-Methylaminophenol Sulfate
4-Methylamino-phenol,Sulfat
Metol sulphate
METOL4
photol
pictol
verol
p-(Methylamino)phenol hemisulfate salt
4-(Methylamino)phenol sulfate (2:1 salt)
N-Methyl-p-aminophenol sulfate
p-Methylaminophenolsulfate
Paramethylaminophenol sulfate
Metatyl
Planetol
Graphol

MDL Number

MFCD00013140

EC Number

200-237-1

Customs Code

29222900

FAQ

What is bis(p-methylaminophenol); sulfuric acid (CAS: 55-55-0)?

Bis(p-methylaminophenol); sulfuric acid, with CAS number 55-55-0, is a chemical compound used primarily in the synthesis of pharmaceuticals. It consists of two p-methylaminophenol molecules bound to a sulfuric acid molecule. This compound is known for its role in the production of certain drugs, particularly those with antipyretic and analgesic properties. It is a yellow crystalline solid with acidic properties and is commonly used in laboratory settings.

What are the main uses of bis(p-methylaminophenol); sulfuric acid (CAS: 55-55-0)?

Bis(p-methylaminophenol); sulfuric acid (CAS: 55-55-0) is mainly used in the pharmaceutical industry for the synthesis of drugs such as paracetamol. It also serves as a reagent in organic chemistry research. In industrial applications, it may be used as a catalyst or intermediate in various chemical processes. Its specific utility depends on the desired chemical transformation and the availability of other reagents.

Is bis(p-methylaminophenol); sulfuric acid (CAS: 55-55-0) safe?

Bis(p-methylaminophenol); sulfuric acid (CAS: 55-55-0) requires careful handling due to its acidic nature. It can cause skin and eye irritation, and inhalation may lead to respiratory issues. Safety standards recommend using appropriate personal protective equipment (PPE) such as gloves, goggles, and a lab coat. It should be stored in a well-ventilated area and handled in accordance with standard chemical safety protocols to minimize risks.

How should bis(p-methylaminophenol); sulfuric acid (CAS: 55-55-0) be stored?

Bis(p-methylaminophenol); sulfuric acid (CAS: 55-55-0) should be stored in a cool, dry, and well-ventilated area away from direct sunlight. It is best kept in airtight containers to prevent moisture absorption and contamination. Storage conditions should maintain a temperature below 25°C and low humidity levels. Always ensure the container is labeled clearly and stored in a secure location away from incompatible substances.