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.

1-Hexanol ist eine chemische Verbindung, registriert unter der CAS-Nummer 111-27-3. Summenformel: C6H14O. Molmasse: 102.17 g/mol. IUPAC: hexan-1-ol.

Wie lautet die CAS-Nummer von 1-Hexanol?

Die CAS-Nummer von 1-Hexanol ist 111-27-3 — eine eindeutige Kennung des Chemical Abstracts Service (CAS).

Wie lautet die Summenformel von 1-Hexanol?

Summenformel: C6H14O. Molmasse: 102.17 g/mol. logP (XLogP3): 2. PSA: 20.2 Å².

Welche GHS-Gefahren hat 1-Hexanol?

Gemäß der GHS-Klassifizierung muss 1-Hexanol mit den folgenden Gefahrenhinweisen gekennzeichnet werden: H302 (Gesundheitsschädlich bei Verschlucken.).

Wo kann ich 1-Hexanol kaufen?

1-Hexanol ist in unserem Shop erhältlich. Produkt ansehen: https://epchems.online/products/1-hexanol/

Woher stammen die chemischen Daten für 1-Hexanol?

Die chemischen Daten für 1-Hexanol stammen aus zuverlässigen Quellen: PubChem (NIH), ChEMBL (EBI). PubChem CID: 8103. Konform mit der CLP-Verordnung (EG 1272/2008), verfügbar unter der Lizenz CC-BY 4.0.

1-Hexanol

CAS 111-27-3 · C₆H₁₄O · MW 102.17 g/mol

Über 1-Hexanol

1-Hexanol ist eine chemische Verbindung, registriert unter der Nummer CAS 111-27-3, mit der Summenformel C₆H₁₄O, und einer Molmasse von 102.17 g/mol.

Das Molekül enthält 21 Atome, verbunden durch 20 chemische Bindungen. Der vollständige systematische IUPAC-Name dieser Verbindung lautet hexan-1-ol. Das interaktive 3D-Modell oben zeigt die räumliche Anordnung der Atome — Sie können es mit der Maus drehen, mit dem Scrollrad zoomen und zwischen den Darstellungsmodi Skelett / Ball & Stick / Space Fill wechseln.

Hinsichtlich der physikalisch-chemischen Eigenschaften der Verteilungskoeffizient logP = 2 (positiver Wert, lipophile Verbindung), polare Oberfläche PSA = 20.2 Å², 1 Donatoren und 1 Wasserstoffbrücken-Akzeptoren. Diese Parameter sind entscheidend für die Beurteilung der Bioverfügbarkeit und der Wechselwirkung mit Biomolekülen.

Die chemischen Daten für diese Verbindung stammen aus PubChem (NIH NLM NCBI), einer der größten chemischen Datenbanken der Welt. Alle Informationen werden automatisch aktualisiert und um GHS-Gefahrenhinweise gemäß der CLP-Verordnung (EG 1272/2008) ergänzt. Das obige Widget darf für Bildungs-, Forschungs- und kommerzielle Zwecke verwendet werden.

Physikalisch-chemische Eigenschaften

Wzór sumaryczny	C₆H₁₄O
Masa molowa	102.17 g/mol
IUPAC	hexan-1-ol
SMILES	`CCCCCCO`
InChIKey	`ZSIAUFGUXNUGDI-UHFFFAOYSA-N`
logP (XLogP3)	2
PSA	20.2 Å²
HBD / HBA	1 / 1
PubChem CID	CID 8103 ↗

GHS-Sicherheit

Sygnał: Uwaga

GHS07

H302 — Działa szkodliwie po połknięciu

Wissenschaftliche Literatur

Literatura naukowa

20 artykułów · 8 open access · Źródła: PubMed, OpenAlex, Semantic Scholar

📈 Timeline publikacji (20 artykułów)

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

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Environmental stress enhances biosynthesis of flavor precursors, S-3-(hexan-1-ol)-glutathione and S-3-(hexan-1-ol)-L-cysteine, in grapevine through glutathione S-transferase activation.

et al. (2011)

Cytowania: 58Open AccessDOI ↗PubMed ↗PDF ↗

Synthesis, antidepressant activity, and toxicity of the erythro/threo racemates and optical isomers of 2-(4-benzylpiperazin-1-yl)-1-(5-chloro-6-methoxynaphthalen-2-yl)hexan-1-ol.

(2015)

Cytowania: 5$ PaywallDOI ↗PubMed ↗

First identification and quantification of S-3-(hexan-1-ol)-γ-glutamyl-cysteine in grape must as a potential thiol precursor, using UPLC-MS/MS analysis and stable isotope dilution assay.

et al. (2017)

Cytowania: 21$ PaywallDOI ↗PubMed ↗

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Oral activity of the antimalarial endoperoxide 6-(1,2,6,7-tetraoxaspiro[7.11]nonadec-4-yl)hexan-1-ol (N-251) against Leishmania donovani complex.

et al. (2019)

Cytowania: 9Open AccessDOI ↗PubMed ↗PDF ↗

Antimalarial activity of endoperoxide compound 6-(1,2,6,7-tetraoxaspiro[7.11]nonadec-4-yl)hexan-1-ol.

et al. (2011)

Cytowania: 15$ PaywallDOI ↗PubMed ↗

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6-S-Trityl-mercapto-hexan-1-ol

Zoltán Kupihár, Zoltán Schmél, Lajos Kovács (2000) · Molecules

Cytowania: 2Open AccessDOI ↗PDF ↗

USE OF 3-MERCAPTO-3-METHYL-HEXAN-1-OL FUR USE AS MALODOR STANDARD

et al. (2007)

$ Paywall

Analysis of S-3-(Hexan-1-ol)-Glutathione and S-3-(Hexan-1-ol)-L-Cysteine in Vitis vinifera L. cv. Koshu for Aromatic Wines.

et al. (2010)

Cytowania: 8$ Paywall

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Crystal structure of 1-{1-[2-(phenyl-selan-yl)phen-yl]-1H-1,2,3-triazol-4-yl}cyclo-hexan-1-ol.

et al. (2015)

Cytowania: 2Open AccessDOI ↗PubMed ↗PDF ↗

Enantiomeric synthesis of (3R)-3-amino-5-methyl-2-oxo-hexan-1-ol hydrochloride from cyclohexylideneglyceraldehyde

(2000)

Cytowania: 2$ PaywallPubMed ↗

Limiting partial molar volumes of ethanol, propan-1-ol, butan-1-ol, pentan-1-ol, and hexan-1-ol in n-heptane at 298.15 K

M.K. Kumaran, George C. Benson (1983) · The Journal of Chemical Thermodynamics

Cytowania: 26$ PaywallDOI ↗

Vapour adsorption on rutile pretreated with water, ethanol, hexan-1-ol and hexan-1 : 6-diol

R. E. Day, G. D. Parfitt, J. Peacock (1971) · Discussions of the Faraday Society

Cytowania: 21$ PaywallDOI ↗

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Insights into the relative contribution of four precursors to 3-sulfanylhexan-1-ol and 3-sulfanylhexylacetate biogenesis during fermentation.

Muhl JR, Pilkington LI, Fedrizzi B et al. (2024) · Food chemistry

Open AccessDOI ↗PubMed ↗PDF ↗

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A P,O,P'-tridentate mixed-donor scorpionate ligand: 6-[4,6-bis-(diphenyl-phosphino)-10H-phenoxazin-10-yl]hexan-1-ol.

(2008)

Cytowania: 1Open AccessDOI ↗PubMed ↗PDF ↗

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Synthesis, crystal structure, Hirshfeld surface analysis and DFT study of the 1,1'-(buta-1,3-diyne-1,4-di-yl)bis-(cyclo-hexan-1-ol).

et al. (2023)

Open AccessDOI ↗PubMed ↗PDF ↗

Excess enthalpies of binary mixtures of methyl acetate with methanol, butan-1-ol, hexan-1-ol, and decan-1-ol

Matthias Bender, Heintz Aandreas (1989) · Thermochimica Acta

Cytowania: 9$ PaywallDOI ↗

Refractive index of hexan-1-ol

Christian Wohlfarth (2017) · Optical Constants

$ PaywallDOI ↗

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The Nitrobenzoxadiazole Derivative NBDHEX Behaves as <i>Plasmodium falciparum</i> Gametocyte Selective Inhibitor with Malaria Parasite Transmission Blocking Activity

Giulia Siciliano, Veronica Di Paolo, Dante Rotili et al. (2022) · Pharmaceuticals

Open AccessDOI ↗PDF ↗

Characterization and Preferential Solvation of the Hexane/Hexan-1-ol/Methylbenzoate Ternary Solvent

$ PaywallDOI ↗

Thermophysical and Spectroscopic Investigation of Binary Mixtures of Cumene with Pentan-1-ol and Hexan-1-ol at Temperatures from 298.15 to 323.15 K

$ PaywallDOI ↗

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

Synonyme

1-Hexanol · Hexyl alcohol · Hexan-1-ol · 111-27-3 · n-Hexanol · n-Hexyl alcohol · Amylcarbinol · 1-Hydroxyhexane · Caproyl alcohol · 1-Hexyl alcohol · Pentylcarbinol · n-Hexan-1-ol · Caproic alcohol · C6 alcohol · Alcohol(C6)

Datenquellen

📊 PubChem CID 8103 — NIH
🔬 NIST WebBook — spektroskopia
🌐 Wikidata
💊 ChEMBL — bioaktywność

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