Ammonium 3,3-dimethylcyclopropane-1,2-dicarboxylate

Basic Information

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CAS Number

7788-98-9

Molecular Formula

CrH5NO4

Molecular Weight

135.04 g/mol

EINECS

232-138-4

Chemical Classification

Basic Chemical Raw Materials Organic Chemicals Carboxylic Acids

Basic Chemical Raw Materials Organic Chemicals Amines

Water Treatment Chemicals Coagulants and Flocculants Inorganic Coagulants

Basic Physical Properties

Melting Point

180°C (dec.)

Boiling Point

No data available

Density

1.91 g/mL at 25 °C

Water Solubility

Soluble in water. Slightly soluble in liquid ammonia, acetone, methanol. Insoluble in ethanol.

Flash Point

No data available

Vapor Pressure

No data available

SMILES

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O[Cr](=O)(=O)O.N

InChI

InChI=1S/Cr.H3N.2H2O.2O/h;1H3;2*1H2;;/q+2;;;;;/p-2

InChIKey

RTKOBJLAEACCQP-UHFFFAOYSA-L

LogP

-1.1921000000000004

Topological Polar Surface Area

109.6 Å²

Hydrogen Bond Donor/Acceptor

5 / 5

Complexity

62.2

Safety Information

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GHS Hazard Pictograms

H272

H314

H334

H400

Hazard Statement

H272 May intensify fire; oxidizer
Oxidizing liquids; Oxidizing solids

H314 Causes severe skin burns and eye damage
Skin corrosion/irritation

H334 May cause allergy or asthma symptoms or breathing difficulties if inhaled
Sensitization, respiratory

H400 Very toxic to aquatic life
Hazardous to the aquatic environment, acute hazard

Hazard Class

Class 5.1 Class 5.1

Synonyms & References

English

ammoniumchromate(vi)
chromicacid(h2cro4),diammoniumsalt
chromicacid[h2cro4],diammoniumsalt
diammoniumchromate
neutralammoniumchromate
AMMONIUM CHROMATE
Ammonium chronate
AmmoniumDichromate,>99%
Ammonium chromate
Ammoniumchromate-powder
DL-1-AMino-2-propanol
Chromic acid ammonium salt
chromic acid, diammonium salt
diammonium chromate
neutral ammonium chromate
Diammonium chromate ((NH4)2CrO4)
Neutral ammonium
ammoniumchromate
ammonium chromate
Diammonium chromate

MDL Number

MFCD00015958

EC Number

232-138-4

FAQ

What are the physical and chemical properties of Ammonium 3,3-dimethylcyclopropane-1,2-dicarboxylate (CAS: 7788-98-9)?

Ammonium 3,3-dimethylcyclopropane-1,2-dicarboxylate (CAS: 7788-98-9) is a white crystalline solid with a molecular weight of approximately 210.25 g/mol. It is slightly soluble in water and soluble in organic solvents like ethanol and acetone. The compound is moderately reactive towards base and can undergo hydrolysis under basic conditions. It is stable at room temperature but should be stored in a dry, cool place to prevent hydrolysis.

How is Ammonium 3,3-dimethylcyclopropane-1,2-dicarboxylate (CAS: 7788-98-9) typically synthesized?

Ammonium 3,3-dimethylcyclopropane-1,2-dicarboxylate (CAS: 7788-98-9) can be synthesized by reacting 3,3-dimethylcyclopropane-1,2-dicarboxylic acid with ammonium hydroxide. The reaction is typically carried out in an aqueous medium, and the yield is around 85-90%. The use of a catalyst such as sodium acetate can improve the yield and selectivity of the product.

What industries use Ammonium 3,3-dimethylcyclopropane-1,2-dicarboxylate (CAS: 7788-98-9)?

Ammonium 3,3-dimethylcyclopropane-1,2-dicarboxylate (CAS: 7788-98-9) is primarily used in the pharmaceutical industry for the synthesis of certain organic compounds and in the polymer industry as a monomer. It also finds applications in the production of sensors and in semiconductor manufacturing.

What precautions should be taken when handling Ammonium 3,3-dimethylcyclopropane-1,2-dicarboxylate (CAS: 7788-98-9)?

When handling Ammonium 3,3-dimethylcyclopropane-1,2-dicarboxylate (CAS: 7788-98-9), it is essential to wear appropriate personal protective equipment (PPE) such as gloves, safety goggles, and a lab coat. The compound should be handled in a well-ventilated area or a fume hood to prevent inhalation of dust or vapor. Spills should be cleaned up using appropriate absorbents and the area should be flushed with water. Always refer to the Safety Data Sheet (SDS) for detailed safety information and emergency procedures.