1-Pyrenebutyric hydrazide
1-Pyrenebutyric hydrazide (CAS 55486-13-0), with the molecular formula C20H18N2O and a molecular weight of 302.37 g/mol, is a valuable reagent. It is recognised for its utility in chemical synthesis and analytical applications. This compound serves as a key component in developing fluorescent probes and labels, particularly for detecting aldehydes, and is used in biochemical research and conjugation chemistry.
- IUPAC
- 4-(1-Pyrenyl)butyric hydrazide

Fluorescence Labeling
1-Pyrenebutyric hydrazide is employed as an aldehyde-reactive fluorophore. Its pyrene moiety provides fluorescence, making it useful for labelling molecules that contain aldehyde groups, aiding in detection and quantification.
Chemical Synthesis
This hydrazide derivative can be utilised in organic synthesis for constructing more complex molecules. The hydrazide functional group offers a reactive site for various chemical transformations.
Biochemical Research
In biochemical studies, it can serve as a reagent for derivatisation, particularly in chromatography, enabling the detection or analysis of specific biological molecules through fluorescence.
Conjugation Chemistry
The compound is applicable in conjugation chemistry for creating labelled biomolecules or other conjugates. Its reactivity allows for the attachment of the pyrene fluorophore to target entities.
| Molecular weight | 302.37 |
|---|---|
| Empirical formula | C20H18N2O |
| Assay | ≥97.0% (T) |
| Grade | for fluorescence |
| Melting point | 167-171 °C |

Hazard statements
- H302Harmful if swallowed
- H312Harmful in contact with skin
- H315Causes skin irritation
- H319Causes serious eye irritation
- H332Harmful if inhaled
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P280Wear protective gloves, clothing and eye/face protection
- P305IF IN EYES
| Protective equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xn |
| Risk statements (R) | 20/21/22-36/37/38 |
| Safety statements (S) | 26-36 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
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.
What is 1-Pyrenebutyric hydrazide used for?
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1-Pyrenebutyric hydrazide is primarily used as an aldehyde-reactive fluorophore and label, in chemical synthesis, biochemical research, and conjugation chemistry.
What are the CAS number and formula for 1-Pyrenebutyric hydrazide?
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The CAS number for 1-Pyrenebutyric hydrazide is 55486-13-0 and its molecular formula is C20H18N2O.
What grade and purity does Tech Serve Solutions supply for 1-Pyrenebutyric hydrazide?
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Tech Serve Solutions supplies 1-Pyrenebutyric hydrazide with a grade specified as 'for fluorescence' and an assay of ≥97.0% (T). TSS does not represent this product as USP, BP, or EP grade.
How should 1-Pyrenebutyric hydrazide be handled safely?
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When handling 1-Pyrenebutyric hydrazide, it is essential to wear a dust mask type N95 (US), eyeshields, and gloves. Ensure adequate ventilation as it may cause respiratory irritation (H335). It is harmful if swallowed (H302), in contact with skin (H312), or if inhaled (H332), and causes skin (H315) and serious eye irritation (H319).
How is 1-Pyrenebutyric hydrazide packed, shipped, and exported?
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1-Pyrenebutyric hydrazide is carefully packed and exported by Tech Serve Solutions, a global supplier with extensive experience in handling and shipping fine chemicals worldwide.
How can I request a quote or sample for 1-Pyrenebutyric hydrazide?
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To request a quote or a sample of 1-Pyrenebutyric hydrazide, please contact the Tech Serve Solutions sales team through our website or by phone.
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