Naphthol AS-MX phosphate

CAS 1596-56-1C19H18NO5PBiochemicals & Reagents

Naphthol AS-MX phosphate (CAS: 1596-56-1), with the molecular formula C19H18NO5P and a molecular weight of 371.32 g/mol, is a specialized chemical compound. It serves as a key substrate for the histochemical detection of alkaline phosphatase activity. Supplied by Tech Serve Solutions, it is primarily utilised in biochemical and diagnostic applications for enzyme analysis, offering reliable performance in laboratory settings.

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Naphthol AS-MX phosphate (C19H18NO5P) — chemical structure, CAS 1596-56-1; Life Science, fine chemical supplied by Tech Serve Solutions

Alkaline PhosphataseBiochemicals and ReagentsEnzyme SubstratesEnzymesInhibitorsand SubstratesSubstrates by Enzyme

01 /Applications

Histochemical Staining

Naphthol AS-MX phosphate is employed as a substrate in histochemical staining techniques to visualise and localise alkaline phosphatase activity within biological tissues. This aids in diagnostic pathology and research.

Enzyme Assays

It functions as a chromogenic substrate in biochemical assays designed to detect and quantify alkaline phosphatase enzyme levels in various biological samples.

Diagnostic Reagent

Used in in vitro diagnostic (IVD) applications, this compound facilitates the development of diagnostic tests that rely on the detection of alkaline phosphatase activity.

02 /Properties

Molecular weight	371.32
Empirical formula	C19H18NO5P
Assay	≥99% (HPLC)
Storage temperature	2-8°C
Application	Substrate for the histochemical demonstration of alkaline phosphatase.

03 /Safety & handling

GHS hazard pictogram: Harmful / irritant (GHS07) — Harmful / irritant

Warning

Hazard statements

H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation

Precautionary statements

P261Avoid breathing dust, fume, gas or vapours
P305IF IN EYES

Protective equipment	dust mask type N95 (US), Eyeshields, Gloves
Water hazard class (WGK, DE)	3
Hazard codes (EU)	Xi
Risk statements (R)	36/37/38
Safety statements (S)	26-36

Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.

04 /Identifiers & registry

CAS number

1596-56-1

MDL number

MFCD00042711

PubChem substance

24897714

Beilstein registry

6664873

05 /Additional specifications

Shelf Life	(Expiry date on the label.)
Ivd	for in vitro diagnostic use

06 /Quality & supply

Documentation

Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.

Supply & logistics

Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.

07 /Frequently asked questions

What is Naphthol AS-MX phosphate used for?

Naphthol AS-MX phosphate is primarily used as a substrate for the histochemical demonstration of alkaline phosphatase activity, and in biochemical assays for enzyme detection in in vitro diagnostic applications.

What are the CAS number and molecular formula for Naphthol AS-MX phosphate?

The CAS number for Naphthol AS-MX phosphate is 1596-56-1, and its molecular formula is C19H18NO5P.

What grade and purity does Tech Serve Solutions supply?

Tech Serve Solutions supplies Naphthol AS-MX phosphate with an assay of ≥99% as determined by HPLC. This product is intended for in vitro diagnostic use and is not represented as USP, BP, or EP grade.

How should Naphthol AS-MX phosphate be handled and stored?

Handle Naphthol AS-MX phosphate with appropriate personal protective equipment, including a dust mask (type N95), eyeshields, and gloves, as it can cause skin irritation (H315), eye irritation (H319), and respiratory irritation (H335). Store at 2-8°C.