1,4-dihydrazinylphthalazine sulfate

Basic Information

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CAS Number

7327-87-9

Molecular Formula

C8H12N6O4S

Molecular Weight

288.29 g/mol

Chemical Classification

Basic Chemical Raw Materials Organic Chemicals Carboxylic Acids

Basic Chemical Raw Materials Organic Chemicals Amines

Basic Chemical Raw Materials Organic Chemicals Heterocyclic Compounds

Pharmaceutical Chemicals Pharmaceutical Intermediates Heterocyclic Intermediates

Fine Chemicals Dyes and Pigments Organic Dyes

Basic Physical Properties

Melting Point

241-245°C

Boiling Point

648.3oC

Flash Point

345.9 oC

Solubility

DMSO: soluble1mg/mL

SMILES

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C1=CC=C2C(=C1)C(=NN=C2NN)NN.OS(=O)(=O)O

InChI

InChI=1S/C8H10N6.H2O4S/c9-11-7-5-3-1-2-4-6(5)8(12-10)14-13-7;1-5(2,3)4/h1-4H,9-10H2,(H,11,13)(H,12,14);(H2,1,2,3,4)

InChIKey

BWHAMWGGORIDBK-UHFFFAOYSA-N

LogP

-0.45180000000000003

Topological Polar Surface Area

176.47999999999996 Å²

Hydrogen Bond Donor/Acceptor

8 / 10

Complexity

248

Safety Information

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Hazard Statement

H315 Causes skin irritation
Skin corrosion/irritation

H319 Causes serious eye irritation
Serious eye damage/eye irritation

H335 May cause respiratory irritation
Specific target organ toxicity, single exposure; Respiratory tract irritation

Synonyms & References

English

Nepresol
1C2B1W91NK
D07830
DTXSID10223501
Hydralazine sulfate
Sulfate de dihydralazine [French]
CS-W012211
UNII-1C2B1W91NK
C8H12N6O4S
CCG-267357
Dihydralazine sulphate
(4-hydrazinylphthalazin-1-yl)hydrazine sulfate
Ophthazin
Nepresol (TN)
HY-N7065
1,4-DIHYDRAZINOPHTHALAZINE HYDROGEN SULPHATE
Dihydralazine for system suitability
AKOS015960760
C76337
A920291
Dihydralazine hydrogen sulfate
(4-hydrazinylphthalazin-1-yl)hydrazine;sulfuric acid
CHEMBL2106266
DIHYDRALAZINE SULFATE [MI]
AS-10957
Sulfate de dihydralazine
MFCD00035271
(4-hydrazinylphthalazin-1-yl)hydrazine,sulfuric acid
CCRIS 5386
Ophthazin Sulfate
Phthalazine, 1,4-dihydrazino-, sulfate (1:1)

MDL Number

MFCD00035271

FAQ

What are the physical and chemical properties of 1,4-dihydrazinylphthalazine sulfate (CAS: 7327-87-9)?

1,4-Dihydrazinylphthalazine sulfate is a crystalline compound with a molecular weight of approximately 327.14 g/mol. It has a solubility of about 0.1 g/L in water. It is slightly reactive, particularly in acidic conditions. The compound is stable under normal storage conditions but should be stored away from strong acids and oxidizers.

How is 1,4-dihydrazinylphthalazine sulfate (CAS: 7327-87-9) typically synthesized?

1,4-Dihydrazinylphthalazine sulfate is typically synthesized by the sulfation of 1,4-dihydrazinylphthalazine. This process involves treating the base compound with sulfur trioxide in the presence of a solvent. The reaction is carried out at room temperature with high selectivity and yields around 90%. The exact method may vary slightly depending on the manufacturer.

What industries use 1,4-dihydrazinylphthalazine sulfate (CAS: 7327-87-9)?

1,4-Dihydrazinylphthalazine sulfate is primarily used in the pharmaceutical industry for the synthesis of certain active pharmaceutical ingredients. It also finds applications in the production of sensors and as a reagent in analytical chemistry. Its use in semiconductors and polymers is less common but may be utilized in specialized applications.

What precautions should be taken when handling 1,4-dihydrazinylphthalazine sulfate (CAS: 7327-87-9)?

When handling 1,4-dihydrazinylphthalazine sulfate (CAS: 7327-87-9), it is important to wear appropriate personal protective equipment (PPE) such as gloves, safety glasses, and a lab coat. The compound should be handled in a well-ventilated area or a fume hood. Spills should be cleaned up using appropriate absorbent materials, and the area should be flushed with water. Always consult the Safety Data Sheet (SDS) for detailed handling instructions and emergency procedures.