Description

1-Methylethyl 1-Propanesulfonate is a specialized organosulfur compound, also known as isopropyl propanesulfonate, serving as a valuable sulfonating agent and synthetic intermediate. Its significance lies in its ability to introduce the propanesulfonate functional group, which is crucial for modifying the solubility, stability, and ionic properties of target molecules in advanced synthesis. This chemical is primarily needed by research and development laboratories, as well as process chemists in the pharmaceutical and agrochemical industries, for the development of new active ingredients and specialty materials.

Application

• Pharmaceutical Intermediate: Used in the synthesis of active pharmaceutical ingredients (APIs), particularly those requiring sulfonate ester moieties for enhanced bioavailability or as prodrugs.
• Agrochemical Synthesis: Serves as a key building block in the production of herbicides, fungicides, and other crop protection agents where the sulfonate group imparts desired activity.
• Polymer Modification: Employed to introduce sulfonate groups into polymers, altering their hydrophilicity, ion-exchange capacity, or anti-static properties for specialty coatings and materials.
• Chemical Research: Acts as a versatile reagent in organic synthesis for alkylation and sulfonation reactions within academic and industrial R&D settings.
• Electrolyte Additive: Investigated for use in lithium-ion battery electrolytes where sulfonate esters can help form stable solid-electrolyte interphase (SEI) layers.
• Surfactant & Detergent Precursor: Functions as a precursor in the manufacturing of specialized anionic surfactants with tailored chain lengths.

Basic Information

Product Name	1-Methylethyl 1-Propanesulfonate
CAS No.	91284-45-6
Molecular Formula	C6H14O3S
Molecular Weight	166.24 g/mol
Synonyms	Isopropyl propanesulfonate; 1-Propanesulfonic acid, 1-methylethyl ester; Propanesulfonic acid isopropyl ester; Isopropyl 1-propanesulfonate; 1-Methylethyl propanesulfonate; Isopropyl propane-1-sulfonate; 91284-45-6
EINECS	Contact for details

Quality Control

Our 1-Methylethyl 1-Propanesulfonate is produced under strict quality management protocols to ensure batch-to-batch consistency and high purity suitable for synthetic applications. Each lot undergoes comprehensive analytical testing, including chromatographic purity assays and identity confirmation. Certificates of Analysis (COA) documenting all critical quality parameters are available upon request to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (typically 15-25°C). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed after opening to prevent degradation by atmospheric moisture. Keep away from heat, sparks, and open flame.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Related Substances (HPLC)	Total impurities ≤ 3.0%
Density	~1.1 g/cm³ (at 20°C)

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.