Description

1,5-Bis(Hydroxymethyl)Biguanide Monohydrochloride is a versatile biguanide derivative, primarily valued for its potent antimicrobial and preservative properties. This compound is critical for formulators requiring a broad-spectrum, non-formaldehyde releasing biocide with excellent compatibility in aqueous systems. It is essential for manufacturers in the personal care, pharmaceutical, and industrial preservation sectors seeking effective and stable active ingredients.

Application

• Cosmetic & Personal Care Preservative: Used as a primary or secondary preservative in shampoos, conditioners, liquid soaps, and moisturizing creams due to its efficacy against bacteria and fungi.
• Pharmaceutical Intermediate: Serves as a key building block in the synthesis of antiseptic and disinfectant agents, including chlorhexidine and alexidine derivatives.
• Industrial Biocide: Applied in metalworking fluids, adhesives, paints, and coatings to prevent microbial spoilage and extend product shelf life.
• Disinfectant Formulations: A component in concentrated disinfectant solutions for institutional and healthcare settings.
• Textile & Leather Treatment: Imparts antimicrobial properties to fibers and leather goods during processing.
• Research & Development: Utilized in biochemical and microbiological research as a model biguanide compound.

Basic Information

Product Name	1,5-Bis(Hydroxymethyl)Biguanide Monohydrochloride
CAS No.	68134-03-2
Molecular Formula	C5H13N5O2 • HCl
Molecular Weight	223.65 g/mol
Synonyms	1,5-Bis(Hydroxymethyl)Biguanide Hydrochloride; 1,5-Di(hydroxymethyl)biguanide Monohydrochloride; Polyaminopropyl Biguanide Precursor; Cosmocil CQ Intermediate; PHMB Intermediate; Alexidine Intermediate; Chlorhexidine Intermediate; Biguanide, 1,5-bis(hydroxymethyl)-, monohydrochloride
EINECS	Contact for details

Quality Control

Our 1,5-Bis(Hydroxymethyl)Biguanide Monohydrochloride is manufactured under a strict quality management system. Each batch undergoes comprehensive analytical testing to ensure identity, purity, and consistency. Certificates of Analysis (COA) documenting key parameters are provided and available upon request to support your quality assurance and regulatory compliance needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). This material is hygroscopic (moisture-sensitive); the container must be kept tightly sealed to prevent absorption of atmospheric moisture.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 2.0%
Residue on Ignition	≤ 0.1%
Heavy Metals (as Pb)	≤ 20 ppm
pH (10% solution)	4.0 - 6.0

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