4-Nitrophenyl trimethylacetate
4-Nitrophenyl trimethylacetate (CAS 4195-17-9) is an organic ester with the linear formula (CH3)3CCO2C6H4NO2 and a molecular weight of 223.23 g/mol. This compound serves as a valuable building block in chemical synthesis. It has been notably utilised as a sensitive probe for studying the catalytic activity of enzymes like carboxypeptidase Y. Supplied by Tech Serve Solutions, it is available with an assay of 98%.
- IUPAC
- 4-Nitrophenyl pivalate
- Synonyms
- 4-Nitrophenyl pivalate

Enzyme Activity Probing
4-Nitrophenyl trimethylacetate has been employed as a sensitive substrate for assaying the catalytic activity of carboxypeptidase Y, a key enzyme in various biological processes.
Organic Synthesis Building Block
As a functionalised ester, this compound can be used as an intermediate or building block in the synthesis of more complex organic molecules and pharmaceutical intermediates.
Ester Chemistry Research
Its well-defined structure and reactivity make it a suitable reagent for research into ester hydrolysis, transesterification, and related organic reactions.
| Molecular weight | 223.23 |
|---|---|
| Linear formula | (CH3)3CCO2C6H4NO2 |
| Assay | 98% |
| Application | 4-Nitrophenyl trimethylacetate was used as sensitive probe to study the catalytic activity of carboxypeptidase Y1. |
| Melting point | 92-95 °C(lit.) |

Hazard statements
- H317May cause an allergic skin reaction
Precautionary statements
- P280Wear protective gloves, clothing and eye/face protection
| Water hazard class (WGK, DE) | 3 |
|---|---|
| Hazard codes (EU) | Xi |
| Risk statements (R) | 43 |
| Safety statements (S) | 36/37 |
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 4-Nitrophenyl trimethylacetate used for?
+
4-Nitrophenyl trimethylacetate is primarily used as a sensitive probe to study the catalytic activity of enzymes such as carboxypeptidase Y and as a building block in organic synthesis.
What are the CAS number and formula for 4-Nitrophenyl trimethylacetate?
+
The CAS number is 4195-17-9, and its linear formula is (CH3)3CCO2C6H4NO2.
What grade and purity does Tech Serve Solutions supply?
+
Tech Serve Solutions supplies 4-Nitrophenyl trimethylacetate with a minimum assay of 98%. This is a technical/research grade chemical and is not represented as USP, BP, EP, or any other pharmacopoeia grade.
What are the main safety hazards associated with 4-Nitrophenyl trimethylacetate?
+
4-Nitrophenyl trimethylacetate is classified with the GHS07 symbol and a 'Warning' signal word. It carries the hazard statement H317, indicating it may cause an allergic skin reaction. It is also assigned WGK Germany rating 3. Appropriate personal protective equipment, such as gloves (P280), should be worn during handling.
How is 4-Nitrophenyl trimethylacetate packed, shipped, and exported?
+
Tech Serve Solutions packs, ships, and exports chemicals in compliance with all relevant international regulations to ensure safe and secure delivery worldwide.
How can I request a quote or sample of 4-Nitrophenyl trimethylacetate?
+
To request a quote or sample, please contact our sales team via the website or direct contact details provided. Specify the required quantity and delivery location.
▶ Related products

1-(2-Fluorobenzyl)piperazine
C11H15FN2
Chemical Synthesis
1-(2-Fluorophenyl)biguanide hydrochloride
Chemical Synthesis

1-(2-Fluorophenyl)cyclopropanecarboxylic acid
C10H9FO2
Chemical Synthesis
1-(2-Fluorophenyl)piperazine
C10H13FN2
Chemical Synthesis
1-(2-Fluorophenyl)piperazine monohydrochloride
C10H13FN2 · HCl
Chemical Synthesis
1-(2-Furoyl)-1H-benzotriazole
C11H7N3O2
Chemical Synthesis
1-(2-Furoyl)piperazine
C9H12N2O2
Chemical Synthesis
1-(2-Hydroxy-5-methylphenyl)-3-phenyl-1,3-propanedione
Chemical Synthesis
▶ Explore more

3-Methyl-1,5-di-p-tolyl-1,4-pentazadiene
Chemical Synthesis

3-Methyl-1,5-pentanediol
Chemical Synthesis

3-Methyl-1-(2-methylphenyl)-1H-pyrazol-5-amine
C11H13N3
Chemical Synthesis
3-Methyl-1-(3′-sulfoamidophenyl)-5-pyrazolone
C10H11N3O3S
Chemical Synthesis