Does BMA mean n-butyl methacrylate or isobutyl methacrylate?

In most commercial usage the bare abbreviation means the normal isomer, n-butyl methacrylate, CAS 97-88-1. The branched isomer, isobutyl methacrylate, is a different substance with its own identifiers and a different contribution to copolymer hardness, and the tertiary isomer is different again. Because all three are abbreviated loosely in day-to-day correspondence, an order written as BMA alone is ambiguous. Write the full chemical name and the CAS number on every enquiry, purchase order and goods-inwards record.

Why must the monomer not be blanketed with pure nitrogen?

Because the stabiliser used in commercial methacrylate monomers requires dissolved oxygen to function. It intercepts radicals by a mechanism that consumes oxygen, so a drum stripped of oxygen contains an inhibitor that is chemically present and functionally absent. The correct headspace is air, or air diluted with nitrogen to a specified oxygen content, never an inert blanket. This is one of the very few cases in a chemical store where displacing oxygen makes a material more dangerous rather than less, and it catches people whose instinct is trained on flammable solvents.

How should inhibitor content be read on a certificate?

As a starting condition rather than a permanent property. The certificate reports the inhibitor level at release; that level falls in storage as the stabiliser does its job, and it falls faster in warm conditions, in light and in the presence of contamination. A long-stored drum can meet its original certificate on every other line while having very little inhibitor left. Where storage has been long or uncertain, retest the inhibitor level before charging a reactor rather than relying on the release figure.

What is popcorn polymerisation and why does it matter here?

It is a self-propagating, expanding polymer growth that forms in dead legs, vapour spaces, valve bonnets and residues where inhibitor cannot reach. Once seeded it continues under conditions that would not start a normal polymerisation, and it grows mechanically enough to jam valves and distort equipment. The controls are housekeeping controls: no unswept dead legs, no long-standing residues, no lines left full between campaigns, and clean vessels before refilling. It is not a reason to avoid methacrylate monomers, but it is a reason to design the pipework as if the monomer were reactive, because it is.

How does the butyl ester change a copolymer compared with the methyl one?

The four-carbon ester side chain is flexible and bulky, so it loosens chain packing and lowers the temperature at which the polymer softens. Against the methyl ester it gives a softer, more flexible and more extensible polymer, better adhesion and easier film formation, at the cost of hardness and block resistance. Against the corresponding acrylate it gives a harder polymer with the weathering advantage of the methacrylate backbone. Formulators use it as the soft component of an all-methacrylate system, which keeps the durability while tuning flexibility.

Che cos'è Propyl Acetate?

Propyl Acetate è un composto chimico registrato con il numero CAS 109-60-4. Formula bruta: C5H10O2. Massa molare: 102.13 g/mol. IUPAC: propyl acetate.

Qual è il numero CAS di Propyl Acetate?

Il numero CAS di Propyl Acetate è 109-60-4 — un identificativo univoco del Chemical Abstracts Service (CAS).

Qual è la formula bruta di Propyl Acetate?

Formula bruta: C5H10O2. Massa molare: 102.13 g/mol. logP (XLogP3): 1.2. PSA: 26.3 Å².

Quali sono i pericoli GHS di Propyl Acetate?

Secondo la classificazione GHS, Propyl Acetate deve riportare le seguenti indicazioni di pericolo: H225 (Liquido e vapori facilmente infiammabili.), H336 (Può provocare sonnolenza o vertigini.), H319 (Provoca grave irritazione oculare.), EUH066 (L'esposizione ripetuta può provocare secchezza o screpolature della pelle.).

Dove acquistare Propyl Acetate?

Propyl Acetate è disponibile nel nostro negozio. Vedi il prodotto: https://epchems.online/products/propyl-acetate/

Da dove provengono i dati chimici di Propyl Acetate?

I dati chimici di Propyl Acetate provengono da fonti autorevoli: PubChem (NIH). PubChem CID: 7997. Conformi al Regolamento CLP (CE 1272/2008), disponibili con licenza CC-BY 4.0.

Propyl Acetate

CAS 109-60-4 · C₅H₁₀O₂ · MW 102.13 g/mol

Informazioni su Propyl Acetate

Propyl Acetate è un composto chimico registrato con il numero CAS 109-60-4, con formula bruta C₅H₁₀O₂, e massa molare di 102.13 g/mol.

La molecola contiene 17 atomi collegati da 16 legami chimici. Il nome sistematico IUPAC completo di questo composto è propyl acetate. Il modello 3D interattivo qui sopra permette di visualizzare la disposizione spaziale degli atomi — puoi ruotarlo con il mouse, zoomare con la rotellina e passare tra le modalità di visualizzazione scheletro / Ball & Stick / Space Fill.

Dal punto di vista delle proprietà chimico-fisiche, il coefficiente di ripartizione logP = 1.2 (valore positivo, composto lipofilo), superficie polare PSA = 26.3 Å², 0 donatori e 2 accettori di legami a idrogeno. Questi parametri sono fondamentali per valutare la biodisponibilità e l'interazione con le biomolecole.

I dati chimici di questo composto provengono da PubChem (NIH NLM NCBI), uno dei più grandi database chimici al mondo. Tutte le informazioni sono aggiornate automaticamente e arricchite con le traduzioni delle indicazioni di pericolo GHS conformi al Regolamento CLP (CE 1272/2008). Il widget qui sopra può essere utilizzato per scopi educativi, di ricerca e commerciali.

Proprietà chimico-fisiche

Wzór sumaryczny	C₅H₁₀O₂
Masa molowa	102.13 g/mol
IUPAC	propyl acetate
SMILES	`CCCOC(=O)C`
InChIKey	`YKYONYBAUNKHLG-UHFFFAOYSA-N`
logP (XLogP3)	1.2
PSA	26.3 Å²
HBD / HBA	0 / 2
PubChem CID	CID 7997 ↗

Sicurezza GHS

Sygnał: Niebezpieczeństwo

GHS02

GHS07

H225 — Wysoce łatwopalna ciecz i pary

H336 — Może wywoływać uczucie senności lub zawroty głowy

H319 — Działa drażniąco na oczy

EUH066 — Powtarzające się narażenie może powodować wysuszanie lub pękanie skóry

Letteratura scientifica

Literatura naukowa

20 artykułów · 5 open access · Źródła: PubMed, OpenAlex, Semantic Scholar

📈 Timeline publikacji (20 artykułów)

Wysokość słupka = liczba artykułów w roku. Hover dla szczegółów.

RIFM fragrance ingredient safety assessment, propyl acetate, CAS Registry Number 109-60-4.

Api AM, Belsito D, Botelho D et al. (2022) · Food and chemical toxicology : an international journal published for the British Industrial Biological Research Association

$ PaywallDOI ↗PubMed ↗

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Propyl acetate/butyronitrile mixture is ideally suited for investigating the effect of dielectric stabilization on (photo)chemical reactions.

(2020)

Cytowania: 3Open AccessDOI ↗PubMed ↗PDF ↗

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Interfacial polarization enables dual pathways for electrosynthesis of propyl acetate.

et al. (2026)

Open AccessDOI ↗PubMed ↗PDF ↗

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Thermophysical and spectroscopic study of molecular interactions in 1-butyl-3-methylimidazolium tetrafluoroborate + propyl acetate system at ambient temperatures: Experimental and theoretical approach

M. Durga Bhavani, T.S. Krishna, A. Hernandez et al. (2025) · Chemical Thermodynamics and Thermal Analysis

Open AccessDOI ↗PDF ↗

Isobaric Vapor–Liquid-Equilibrium Data Measurement of Toluene with Ethyl Acetate, <i>n</i>-Propyl Acetate, Iso-propyl Acetate, Iso-butyl Acetate, and Iso-amyl Acetate: Experiments and Modeling

Dipak S. Sutar, Nilesh A. Mali, Pravin D. Ghuge (2025) · Journal of Chemical & Engineering Data

Cytowania: 4$ PaywallDOI ↗

Vapor−Liquid Equilibrium of Binary Mixtures Containing Methanol + Propyl Acetate, Methanol + Isopropyl Acetate, Vinyl Acetate + Propyl Acetate, and Vinyl Acetate + Isopropyl Acetate at 101.3 kPa

José M. Resa, Cristina González, Salomé Ortiz de Landaluce et al. (2001) · Journal of Chemical & Engineering Data

Cytowania: 27$ PaywallDOI ↗

Isobaric Vapor–Liquid Equilibria of Binary Systems (Propyl Acetate + 2-Methylbutan-1-ol), (Propyl Acetate + Hexan-1-ol), and (Propyl Acetate + Heptan-1-ol) at 101.3 kPa

Ye Qi, Yulong Liu, Jingwei Xie et al. (2014) · Journal of Chemical & Engineering Data

Cytowania: 4$ PaywallDOI ↗

Isobaric Vapor–Liquid Equilibria of Binary Systems (Propyl Acetate + <i>n</i>-Pentanol), (Propyl Acetate + 1-Methyl-1-butanol), and (Propyl Acetate + 3-Methyl-1-butanol) at 101.3 kPa

Jinli Zhang, Yulong Liu, Nan Meng et al. (2013) · Journal of Chemical & Engineering Data

Cytowania: 3$ PaywallDOI ↗

Propyl acetate protects intestinal barrier during parenteral nutrition in mice and Caco-2 cells.

Wang J, Du J, Gou X et al. (2024) · JPEN. Journal of parenteral and enteral nutrition

$ PaywallDOI ↗PubMed ↗

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Application of gas chromatography internal standard correction factor method in the determination of ethyl acetate content

ZHANG Yuehua, LI Sijing, WANG Ying, HUANG Weiyi, CHEN Qing, YANG Juan (2025) · Zhongguo niangzao

Open AccessDOI ↗PDF ↗

Prevention of the adrenocorticolytic actions of 7,12-dimethylbenz[a]anthracene and 7-hydroxymethyl-12-methylbenz[a]anthracene by beta-diethylaminoethyldiphenyl-n-propyl acetate (SKF 525-A).

(1968)

Cytowania: 5$ PaywallPubMed ↗

PROPYL ACETATE

(2007) · Groundwater Chemicals Desk Reference

$ PaywallDOI ↗

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Protection from the embryopathic effects of 7-hydroxymethyl-12-methylbenz(a)anthracene by 2-methyl-1,2-bis-(3-pyridyl)1-propanone(metopirone, Ciba) and beta-diethylaminoethyldiphenyl-n-propyl acetate (SKF 525-A).

et al. (1970)

Cytowania: 1Open AccessDOI ↗PubMed ↗PDF ↗

Vapor-phase analysis of isobutyl acetate, isopropyl acetate, n-propyl acetate and their respective alcohols using solid-phase microextraction-gas chromatography with a mass selective detector.

et al. (2005)

Cytowania: 2$ PaywallDOI ↗PubMed ↗

[Gas chromatographic determination of propyl acetate in air].

(1981)

$ PaywallPubMed ↗

EFFECT OF BETA-DIETHYLAMINOETHYL DIPHENYL-N-PROPYL ACETATE (SKF 525-A) ON THE PLASMA CONCENTRATION OF C14-LABELED NEUROMUSCULAR BLOCKERS.

(1964)

$ PaywallDOI ↗PubMed ↗

Propyl Acetate

$ PaywallDOI ↗

Isobaric VaporLiquid-Equilibrium Data Measurement of Toluene with Ethyl Acetate, nPropyl Acetate Iso-propyl Acetate, Iso-butyl Acetate, and Iso-amyl Acetate: Experiments and Modeling

$ PaywallDOI ↗

Specification for n-Propyl Acetate (96 % Grade)

$ PaywallDOI ↗

Specification for n-Propyl Acetate (96% Grade)

$ PaywallDOI ↗

Dane z PubMed (NIH NLM), OpenAlex (CC0), Semantic Scholar (AI2). AI Summary wygenerowane przez Semantic Scholar TLDR. Artykuły z ikoną wymagają płatnego dostępu.

Sinonimi

Propyl acetate · 109-60-4 · N-PROPYL ACETATE · Acetic acid, propyl ester · Propyl ethanoate · 1-Acetoxypropane · 1-Propyl acetate · Octan propylu · Acetic acid n-propyl ester · Propylacetate · Acetate de propyle normal · FEMA No. 2925 · Propylester kyseliny octove · 4AWM8C91G6 · NSC-72025

Fonti dei dati

📊 PubChem CID 7997 — NIH
🔬 NIST WebBook — spektroskopia
🌐 Wikidata
💊 ChEMBL — bioaktywność

Acquista nel negozio

Propyl Acetate →

Molecole correlate

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