3-Amino-1-propanesulfonic acid CAS 3687-18-1 - Image 2

3-Amino-1-propanesulfonic acid CAS 3687-18-1

CAS:3687-18-1
Molecular Formula:C3H9NO3S
Molecular Weight:139.17
EINECS:222-977-4
Synonyms:Acamprosate EP Impurity A (Homotaurine); 3-Amino-1-propanesulfonic Acid >; Acamprosate impurity A CRS; 3-Aminopropane-1-sulfonic Acid (Hom; 3-Amino-1-propanesulfonic acid ISO 9001：2015 REACH; Acamprosate calcium EP Impurity A-Amino-1-propanesulfonic acid; Acamprosate Related Compound A (3-aminopropane-1-sulfonic acid) (1000565)

What is 3-Amino-1-propanesulfonic acid CAS 3687-18-1？

3-Amino-1-propanesulfonic acid (CAS 3687-18-1) is an important sulfonic acid derivative containing both amino and sulfonic functional groups. It is highly soluble in water and widely used as an intermediate in pharmaceuticals, biochemical research, electroplating, and specialty chemicals. With its zwitterionic properties, it also plays a role as a buffering agent and stabilizer in different formulations.

We supply high-purity 3-Amino-1-propanesulfonic acid with reliable quality, flexible packaging, and global delivery to support both R&D and industrial applications.

Specification

Item	Specification
solubility	Slightly soluble in water
Density	1.202 (estimate)
Melting point	293 °C (dec.)(lit.)
pKa	1.06±0.50(Predicted)
resistivity	1.5130 (estimate)
Storage conditions	2-8°C

Application

Pharmaceutical Industry
- Used as an intermediate in drug synthesis.
- Known as Homotaurine, studied for potential neuroprotective effects in Alzheimer’s disease and CNS disorders.
Biochemical Research
- Functions as a zwitterionic buffer in biochemical and molecular biology applications.
- Applied in protein stabilization and cell culture media.
Electroplating & Industrial Chemicals
- Acts as an additive in electroplating baths for improving coating quality.
- Useful in specialty chemical synthesis due to its dual functional groups.
Food & Nutritional Research
- Sometimes evaluated as a dietary supplement ingredient related to taurine derivatives.

Packaging

Usually packed in 25kg/drum,and also can be do customized package.

Synonyms: Acamprosate EP Impurity A (Homotaurine); 3-Amino-1-propanesulfonic Acid >; Acamprosate impurity A CRS; 3-Aminopropane-1-sulfonic Acid (Hom; 3-Amino-1-propanesulfonic acid ISO 9001：2015 REACH; Acamprosate calcium EP Impurity A-Amino-1-propanesulfonic acid; Acamprosate Related Compound A (3-aminopropane-1-sulfonic acid) (1000565)