4-Amino-N-(4-methyl-2-pyrimidinyl)benzenesulfonamide

Basic Information

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CAS Number

127-79-7

Molecular Formula

C11H12N4O2S

Molecular Weight

264.31 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

Fine Chemicals Surfactants Anionic Surfactants

Basic Physical Properties

Melting Point

236 °C

Boiling Point

519.1 °C at 760 mmHg

Flash Point

267.8 °C

Solubility

3.04e-01 g/L

Refractive Index

1.6440 (estimate)

SMILES

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CC1=NC(=NC=C1)NS(=O)(=O)C2=CC=C(C=C2)N

InChI

InChI=1S/C11H12N4O2S/c1-8-6-7-13-11(14-8)15-18(16,17)10-4-2-9(12)3-5-10/h2-7H,12H2,1H3,(H,13,14,15)

InChIKey

QPPBRPIAZZHUNT-UHFFFAOYSA-N

LogP

1.16802

Topological Polar Surface Area

97.97 Å²

Hydrogen Bond Donor/Acceptor

3 / 6

Complexity

360

Safety Information

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GHS Hazard Pictograms

H315

H319

H335

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

Spectrum_000003
Q-201761
CAS-127-79-7
N-(4-Methyl-2-pyrimidyl)sulfanilamide
Epitope ID:122236
NSC-757325
Methylpyrimal
EINECS 204-866-2
SULFAMERAZINE FISH GRADE
Prestwick2_000694
Mesulfa
N(sup1)-(4-Methyl-2-pyrimidinyl)sulfanilamide
NSC27259
NCGC00094787-01
2-(Sulfanilamido)-4-methylpyrimidine
2643-RP
SULFOSE COMPONENT SULFAMERAZINE
CCG-39258
F2190-0484
Sulfamerazine 100 microg/mL in Acetonitrile
TRISULFAPYRIMIDINES (SULFAMERAZINE)
Sulfamerazine, United States Pharmacopeia (USP) Reference Standard
4-Amino-N-(4-methyl-2-pyrimidinyl)benzenesulfonamide
A-310
Pirimal-M
Sulfamerazin
SULFAMERAZINE [MART.]
SULFAMERAZINE (MART.)
Prestwick_17
Metilsulfazin
NEOTRIZINE COMPONENT SULFAMERAZINE

MDL Number

MFCD00023212

FAQ

What are the physical and chemical properties of 4-Amino-N-(4-methyl-2-pyrimidinyl)benzenesulfonamide (CAS: 127-79-7)?

4-Amino-N-(4-methyl-2-pyrimidinyl)benzenesulfonamide is a white to off-white crystalline powder with a molecular weight of approximately 304.34 g/mol. It is slightly soluble in water and organic solvents. The compound is reactive towards nucleophiles and is known for its stability in acidic and basic conditions. It forms a stable crystalline form at room temperature.

How is 4-Amino-N-(4-methyl-2-pyrimidinyl)benzenesulfonamide (CAS: 127-79-7) typically synthesized?

4-Amino-N-(4-methyl-2-pyrimidinyl)benzenesulfonamide can be synthesized via the condensation of 4-methyl-2-pyrimidinamine with benzenesulfonyl chloride. The reaction is catalyzed by a strong acid, typically trifluoroacetic acid, in dichloromethane. The yield is typically 80-85%, and the product is obtained as a white solid.

What industries use 4-Amino-N-(4-methyl-2-pyrimidinyl)benzenesulfonamide (CAS: 127-79-7)?

4-Amino-N-(4-methyl-2-pyrimidinyl)benzenesulfonamide is primarily used in the pharmaceutical industry as an intermediate in the synthesis of certain drugs. It also finds applications in the chemical industry for its reactivity and stability in various chemical processes.

What precautions should be taken when handling 4-Amino-N-(4-methyl-2-pyrimidinyl)benzenesulfonamide (CAS: 127-79-7)?

When handling 4-Amino-N-(4-methyl-2-pyrimidinyl)benzenesulfonamide, appropriate personal protective equipment (PPE) such as gloves, goggles, and a lab coat should be worn. The compound should be used in a well-ventilated area or a fume hood. Spills should be cleaned up using appropriate absorbent materials and disposed of according to local regulations. Always refer to the Material Safety Data Sheet (MSDS) for detailed safety information.