4-Dimethylaminobenzaldehyde (DMAB, CAS 100-10-7) is a pale yellow crystalline solid with 99% purity, primarily used as a chromogenic analytical reagent. It is a key component of Ehrlich reagent for detecting indoles and pyrroles. S.Nihar Exports, an ISO 9001:2015 certified fine and specialty chemical supplier, offers 4-Dimethylaminobenzaldehyde globally to pharmaceutical and R&D sectors, providing a Certificate of Analysis with every shipment.
Chemical Profile and Analytical Applications
4-Dimethylaminobenzaldehyde (DMAB, CAS 100-10-7) is a pale yellow crystalline solid with 99% purity. It functions as a chromogenic analytical reagent, known as Ehrlich reagent, reacting with indoles, pyrroles, and carbazoles to form intense colored Schiff bases. This reaction allows for the detection of microgram quantities in biological samples. DMAB serves as a standard colorimetric reagent for urobilinogen in urine, employed in the Watson-Schwartz test, and for tryptophan detection. It also detects primary amines and amino acids through the formation of yellow Schiff bases. Specific applications include TLC staining and UV visualization for indoles and pyrroles, as well as colorimetric assays for urinary urobilinogen, porphyrin, tryptophan, and serotonin metabolites in biological fluids.
Synthetic Intermediate in Pharmaceutical & Dye Chemistry
Beyond its use as an analytical reagent, 4-Dimethylaminobenzaldehyde is a key intermediate in organic synthesis. It is utilized in the synthesis of p-dimethylaminocinnamaldehyde and other chromogenic aldehydes. DMAB also serves as a precursor for chromogenic Schiff base dyes and sensors. In the pharmaceutical sector, it acts as an intermediate for the production of various antimalarial and antiparasitic compounds.
Sourcing from S.Nihar Exports
S.Nihar Exports, an ISO 9001:2015 certified fine and specialty chemical supplier, offers 4-Dimethylaminobenzaldehyde (CAS 100-10-7) for global distribution. Headquartered in Mumbai, India (512 Maker Bhavan 3, New Marine Lines, Mumbai 400020), the company was founded in 1995 and is part of N. Himatlal & Co. Each shipment of 4-Dimethylaminobenzaldehyde includes a Certificate of Analysis (COA). HPLC-grade, ACS reagent, and indicator-grade variants are available upon request to meet specific application requirements.