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.

Wat is Propionic Acid?

Propionic Acid is een chemische verbinding, geregistreerd onder CAS-nummer 79-09-4. Brutoformule: C3H6O2. Molaire massa: 74.08 g/mol. IUPAC: propanoic acid.

Wat is het CAS-nummer van Propionic Acid?

Het CAS-nummer van Propionic Acid is 79-09-4 — een unieke identificatie van de Chemical Abstracts Service (CAS).

Wat is de brutoformule van Propionic Acid?

Brutoformule: C3H6O2. Molaire massa: 74.08 g/mol. logP (XLogP3): 0.3. PSA: 37.3 Å².

Wat zijn de GHS-gevaren van Propionic Acid?

Volgens de GHS-classificatie moet Propionic Acid worden voorzien van de volgende gevarenaanduidingen: H314 (Veroorzaakt ernstige brandwonden en oogletsel.), H335 (Kan irritatie van de luchtwegen veroorzaken.).

Waar kan ik Propionic Acid kopen?

Propionic Acid is verkrijgbaar in onze winkel. Bekijk het product: https://epchems.online/products/propionic-acid/

Waar komen de chemische gegevens voor Propionic Acid vandaan?

De chemische gegevens voor Propionic Acid zijn afkomstig van gezaghebbende bronnen: PubChem (NIH). PubChem CID: 1032. Conform de CLP-verordening (EG 1272/2008), beschikbaar onder de CC-BY 4.0-licentie.

Propionic Acid

CAS 79-09-4 · C₃H₆O₂ · MW 74.08 g/mol

Over Propionic Acid

Propionic Acid is een chemische verbinding, geregistreerd onder nummer CAS 79-09-4, met de brutoformule C₃H₆O₂, en een molaire massa van 74.08 g/mol.

Het molecuul bevat 11 atomen verbonden door 10 chemische bindingen. De volledige systematische IUPAC-naam van deze verbinding is propanoic acid. Het interactieve 3D-model hierboven toont de ruimtelijke rangschikking van de atomen — u kunt het met de muis draaien, met het scrollwiel inzoomen en schakelen tussen de weergavemodi skelet / Ball & Stick / Space Fill.

Wat de fysisch-chemische eigenschappen betreft, de verdelingscoëfficiënt logP = 0.3 (positieve waarde, lipofiele verbinding), polair oppervlak PSA = 37.3 Å², 1 donoren en 2 waterstofbrugacceptoren. Deze parameters zijn cruciaal bij de beoordeling van de biobeschikbaarheid en de interactie met biomoleculen.

De chemische gegevens voor deze verbinding zijn afkomstig van PubChem (NIH NLM NCBI), een van de grootste chemische databanken ter wereld. Alle informatie wordt automatisch bijgewerkt en verrijkt met vertalingen van GHS-gevarenaanduidingen conform de CLP-verordening (EG 1272/2008). De bovenstaande widget mag worden gebruikt voor educatieve, onderzoeks- en commerciële doeleinden.

Fysisch-chemische eigenschappen

Wzór sumaryczny	C₃H₆O₂
Masa molowa	74.08 g/mol
IUPAC	propanoic acid
SMILES	`CCC(=O)O`
InChIKey	`XBDQKXXYIPTUBI-UHFFFAOYSA-N`
logP (XLogP3)	0.3
PSA	37.3 Å²
HBD / HBA	1 / 2
PubChem CID	CID 1032 ↗

GHS-veiligheid

Sygnał: Niebezpieczeństwo

GHS05

GHS07

H314 — Powoduje poważne oparzenia skóry oraz uszkodzenia oczu

H335 — Może powodować podrażnienie dróg oddechowych

Wetenschappelijke literatuur

Literatura naukowa

20 artykułów · 17 open access · Źródła: PubMed, OpenAlex, Semantic Scholar

📈 Timeline publikacji (20 artykułów)

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

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In Vitro Evaluation of Antiproliferative Properties of Novel Organotin(IV) Carboxylate Compounds with Propanoic Acid Derivatives on a Panel of Human Cancer Cell Lines.

et al. (2021)

Cytowania: 13Open AccessDOI ↗PubMed ↗PDF ↗

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Synthesis of N-Alkyl-3-[2-oxoquinolin-1(2H)-yl]propanoic Acid Derivatives and Related Compounds: Cytotoxicity and EGFR Inhibition of Some Propanamide Derivatives.

et al. (2024)

Cytowania: 2Open AccessDOI ↗PubMed ↗PDF ↗

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The Organogermanium Compound 3-(trihydroxygermyl)propanoic Acid Exerts Anti-Inflammatory Effects via Adenosine-NR4A2 Signaling.

et al. (2025)

Cytowania: 1Open AccessDOI ↗PubMed ↗PDF ↗

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Design and Synthesis of Highly Active Antimycobacterial Mutual Esters of 2-(2-Isonicotinoylhydrazineylidene)propanoic Acid.

et al. (2021)

Cytowania: 3Open AccessDOI ↗PubMed ↗PDF ↗

Discovery of (S)-3-(4-(benzyloxy)phenyl)-2-(2-phenoxyacetamido)propanoic acid derivatives as a new class of GPR34 antagonists.

et al. (2024)

Cytowania: 3$ PaywallDOI ↗PubMed ↗

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Synthetic Transformation of 2-{2-Fluoro[1,1'-biphenyl]-4-yl} Propanoic Acid into Hydrazide-Hydrazone Derivatives: In Vitro Urease Inhibition and In Silico Study.

et al. (2022)

Cytowania: 26Open AccessDOI ↗PubMed ↗PDF ↗

Biostability study, quantitation method and preliminary pharmacokinetics of a new antifilovirus agent based on borneol and 3-(piperidin-1-yl)propanoic acid.

et al. (2021)

Cytowania: 4$ PaywallDOI ↗PubMed ↗

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Synthesis of 2,3-(Diheterocyclyl)Propanoic Acid Esters as New Building Blocks via Complementary Meldrum's Acid and Aza-Michael Strategies.

et al. (2026)

Open AccessDOI ↗PubMed ↗PDF ↗

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Synthesis of 3-((4-Hydroxyphenyl)amino)propanoic Acid Derivatives as Promising Scaffolds for the Development of Antimicrobial Candidates Targeting Multidrug-Resistant Bacterial and Fungal Pathogens.

et al. (2024)

Cytowania: 8Open AccessDOI ↗PubMed ↗PDF ↗

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Ultrasound Assisted Synthesis and In Silico Modelling of 1,2,4-Triazole Coupled Acetamide Derivatives of 2-(4-Isobutylphenyl)propanoic acid as Potential Anticancer Agents.

et al. (2022)

Cytowania: 11Open AccessDOI ↗PubMed ↗PDF ↗

Improved flame retardancy of cotton fabric by crosslinking 3-hydroxyphenyl phosphinyl propanoic acid using 1,2,3,4-butane tetracarboxylic acid.

et al. (2025)

$ PaywallDOI ↗PubMed ↗

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Cationic Materials for Gene Therapy: A Look Back to the Birth and Development of 2,2-Bis-(hydroxymethyl)Propanoic Acid-Based Dendrimer Scaffolds.

(2023)

Cytowania: 8Open AccessDOI ↗PubMed ↗PDF ↗

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Multifunctional ionic hybrid poly(propyleneimine) dendrimers surrounded by carbazole dendrons: liquid crystals, optical and electrochemical properties†

Susana Castelar, Pilar Romero, José-Luis Serrano et al. (2015) · RSC Advances

Cytowania: 16Open AccessDOI ↗PDF ↗

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Identification of 3-((4-Hydroxyphenyl)amino)propanoic Acid Derivatives as Anticancer Candidates with Promising Antioxidant Properties.

et al. (2024)

Cytowania: 2Open AccessDOI ↗PubMed ↗PDF ↗

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Synthesis and Evaluation of Hypoglycemic Activity of Structural Isomers of ((Benzyloxy)phenyl)propanoic Acid Bearing an Aminobornyl Moiety.

et al. (2023)

Cytowania: 3Open AccessDOI ↗PubMed ↗PDF ↗

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3-[[(3S)-1,2,3,4-Tetrahydroisoquinoline-3-Carbonyl]Amino]Propanoic Acid (THICAPA) Is Protective Against Aβ42-Induced Toxicity In Vitro and in an Alzheimer's Disease Drosophila.

et al. (2023)

Cytowania: 2Open AccessDOI ↗PubMed ↗PDF ↗

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Apiol from Parsley Seeds as a Source for the Synthesis of Coenzyme Q0 Propanoic Acid Conjugates with Amines Featuring Antioxidant Activity.

et al. (2026)

Open AccessDOI ↗PubMed ↗PDF ↗

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Synthesis and Development of 3-((2,4-Difluorophenyl)Amino)Propanoic Acid Derivatives as an Antiproliferative Medicinal Chemistry Scaffold Targeting Growth Factor Receptors.

et al. (2026)

Open AccessDOI ↗PubMed ↗PDF ↗

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Identification of 3-[(4-Acetylphenyl)(4-Phenylthiazol-2-Yl)Amino]Propanoic Acid Derivatives as Promising Scaffolds for the Development of Novel Anticancer Candidates Targeting SIRT2 and EGFR.

et al. (2025)

Open AccessDOI ↗PubMed ↗PDF ↗

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Propanoic Acid-Derived Nitrogen-Doped Carbon Nanoparticles with Enhanced Fluorescence for Cellular Imaging

Van-Thuan Nguyen, Narendhar Chandrasekar, Michael Taeyoung Hwang et al. (2026) · Applied Sciences

Open AccessDOI ↗PDF ↗

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

Gegevensbronnen

📊 PubChem CID 1032 — NIH
🔬 NIST WebBook — spektroskopia
🌐 Wikidata
💊 ChEMBL — bioaktywność

Kopen in de winkel

Propionic Acid →

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Diethylene glycol monohexyl ether CAS 112-59-4 · C10H22O3 Citric Acid Monohydrate CAS 5949-29-1 · C₆H₁₀O₈ Butyl glycol CAS 111-76-2 · C6H14O2 Sodium cyanide CAS 143-33-9 · CNNa Propylene glycol monomethyl ether acetate (PMA) CAS 108-65-6 · C6H12O3 Trichloroethylene CAS 79-01-6 · C2HCl3