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.

什么是1,2-Propylene Diacetate (PGDA)？

1,2-Propylene Diacetate (PGDA) 是一种化学品，CAS 登记号为 623-84-7。分子式: C7H12O4. 摩尔质量: 160.17 g/mol. IUPAC: 2-acetyloxypropyl acetate.

1,2-Propylene Diacetate (PGDA) 的 CAS 号是多少？

1,2-Propylene Diacetate (PGDA) 的 CAS 号为 623-84-7——化学文摘社 (CAS) 的唯一标识符。

1,2-Propylene Diacetate (PGDA) 的分子式是什么？

分子式: C7H12O4. 摩尔质量: 160.17 g/mol. logP (XLogP3): 0.7. PSA: 52.6 Å².

在哪里可以购买1,2-Propylene Diacetate (PGDA)？

1,2-Propylene Diacetate (PGDA) 在我们的商店有售。查看产品：https://epchems.online/products/1-2-propylene-diacetate/

1,2-Propylene Diacetate (PGDA) 的化学数据来自哪里？

1,2-Propylene Diacetate (PGDA) 的化学数据来自权威来源：PubChem (NIH), ChEMBL (EBI)。 PubChem CID: 12198. 符合 CLP 法规（EC 1272/2008），依据 CC-BY 4.0 许可提供。

1,2-Propylene Diacetate (PGDA)

Propylene Glycol Diacetate

CAS 623-84-7 · C₇H₁₂O₄ · MW 160.17 g/mol

关于 1,2-Propylene Diacetate (PGDA)

1,2-Propylene Diacetate (PGDA) 是一种化学品，登记号为 CAS 623-84-7，分子式为 C₇H₁₂O₄，摩尔质量为 160.17 g/mol。

该分子包含 23 个原子，通过 22 个化学键连接。该化合物的完整系统 IUPAC 名称为 2-acetyloxypropyl acetate。上方的交互式 3D 模型可查看原子的空间排列——您可以用鼠标旋转、用滚轮缩放，并在骨架 / 球棍 (Ball & Stick) / 空间填充 (Space Fill) 显示模式之间切换。

在理化性质方面，分配系数 logP = 0.7 (正值，亲脂性化合物)，极性表面积 PSA = 52.6 Å²，0 个氢键供体和 4 个氢键受体。这些参数对于评估生物利用度以及与生物分子的相互作用至关重要。

该化合物的化学数据来自 PubChem（NIH NLM NCBI），全球最大的化学数据库之一。所有信息均自动更新，并附有符合 CLP 法规（EC 1272/2008）的 GHS 危险说明翻译。上方的小部件可用于教育、研究和商业用途。

理化性质

Wzór sumaryczny	C₇H₁₂O₄
Masa molowa	160.17 g/mol
IUPAC	2-acetyloxypropyl acetate
SMILES	`CC(COC(=O)C)OC(=O)C`
InChIKey	`MLHOXUWWKVQEJB-UHFFFAOYSA-N`
logP (XLogP3)	0.7
PSA	52.6 Å²
HBD / HBA	0 / 4
PubChem CID	CID 12198 ↗

科学文献

Literatura naukowa

20 artykułów · 15 open access · Źródła: PubMed, OpenAlex, Semantic Scholar

📈 Timeline publikacji (20 artykułów)

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

Solubility of Lovastatin in Ethyl Acetate, Propyl Acetate, Isopropyl Acetate, Butyl Acetate, <i>sec</i>-Butyl Acetate, Isobutyl Acetate, <i>tert</i>-Butyl Acetate, and 2-Butanone, between (285 and 313) K

Joseph Nti-Gyabaah, Yee C. Chiew (2008) · Journal of Chemical & Engineering Data

Cytowania: 23$ PaywallDOI ↗

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Reaction-network reasoning with frontier models for experimentally confirmed catalyst-selectivity hypotheses

Sutanay Choudhury, Anwesha Banerjee, Udishnu Sanyal et al. (2026) · arXiv (2607.08003v1)

Open AccessPDF ↗

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Visualizing Crystallization Dynamics and Transformation Pathways of Disordered Rocksalt Oxides During Thermally Activated Sol-Gel Synthesis

Diyi Cheng, Tim Kodalle, Anika T. Promi et al. (2026) · arXiv (2604.24941v1)

Open AccessPDF ↗

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Oxophilic Silver-Based Nanoparticles with Low Pd-Au Loading for Ethanol and Glycerol Electrooxidation in Alkaline Media

Tuani Carla Gentil, Camilo Andrea Angelucci, Bruno Lemos Batista et al. (2026) · arXiv (2604.08081v1)

Open AccessDOI ↗PDF ↗

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Universal method of selective detection of a wide range of pollutants in liquids using conductance quantization

O. Pospelov, A. Herus, A. Savytskyi et al. (2026) · arXiv (2603.14140v1)

Open AccessDOI ↗PDF ↗

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Ionic Liquid-Driven Modulation of DNA Brush Morphology on Nanoparticle Surfaces

Anuj Chhabra, Sandip Mandal, Yugang Zhang et al. (2026) · arXiv (2603.02042v1)

Open AccessPDF ↗

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Relaxation in Polymer Networks under Uniaxial Extension and Biaxial Compression

Volker Kraus, Wolfgang Hamm, Miklos Zrinyi (2025) · arXiv (2512.10490v1)

Open AccessPDF ↗

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Rapid and Cost-Effective In situ Fabrication of Nanoporous Membranes in Microfluidic Devices for Biomedical and Environmental Applications

Arijit Mohanta, Zakia Farhat, Yeshudan Bora et al. (2025) · arXiv (2509.23916v1)

Open AccessDOI ↗PDF ↗

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Spin-polarized chiral ZnIn2S4 for targeted solar-driven CO2 reduction to acetic acid

Yongping Cui, Yuanbo Li, Zhi-qiang Wang et al. (2025) · arXiv (2509.16883v2)

Open AccessDOI ↗PDF ↗

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Nodal error behind discrepancies between coupled cluster and diffusion Monte Carlo in hydrogen-bonded systems

S. Lambie, P. López-Ríos, D. Kats et al. (2025) · arXiv (2508.17937v2)

Open AccessPDF ↗

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Chemical and Conformational Control of the Spectroscopic Properties of Multi-Layer and Multi-Defect Carbon Dots

Arshad Mehmood, Caitlin V. Hetherington, Zain Zaidi et al. (2025) · arXiv (2508.16520v2)

Open AccessPDF ↗

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Upscaling the hyperpolarization sample volume of an automated hydrogenative parahydrogen-induced polarizer

Yenal Gökpek, Jan-Bernd Hövener, Andrey N. Pravdivtsev (2025) · arXiv (2507.03790v2)

Open AccessDOI ↗PDF ↗

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Pressure-Enhanced Amplified Spontaneous Emission in Solvent-Engineered MAPbBr$_3$ Films

Xin Tang, Linrui Li, Shuaiqi Li et al. (2025) · arXiv (2506.03499v2)

Open AccessPDF ↗

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Optimization of fipronil removal via electro-Fenton using a carbon cloth air-diffusion electrode

Caio Machado Fernandes, Gabriel A. Cerron-Calle, Enric Brillas et al. (2025) · arXiv (2505.15678v1)

Open AccessPDF ↗

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The Protective Effects of the Ethyl Acetate Part of Er Miao San on Adjuvant Arthritis Rats by Regulating the Function of Bone Marrow-Derived Dendritic Cells

Jie-Min Ding, Liu Min, Zihuan Xuan et al. (2025) · arXiv (2503.21233v2)

Open AccessDOI ↗PDF ↗

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Quantum Entanglement Generation in the Heterometallic Ni$^\text{2+}_4$Gd$_4^\text{3+}$ Complexes

Hamid Arian Zad, Michal Jaščur, Azam Zoshki et al. (2025) · arXiv (2503.20311v3)

Open AccessDOI ↗PDF ↗

(Vapour + liquid) equilibria for (methanol + butyl acetate), (vinyl acetate + butyl acetate), (methanol + isobutyl acetate), and (vinyl acetate + isobutyl acetate)

J.M. Resa, C. González, B. Moradillo et al. (1998) · The Journal of Chemical Thermodynamics

Cytowania: 16$ PaywallDOI ↗

VaporLiquid Equilibrium Data for Binary Mixtures of Dimethyl Carbonate with Methyl Acetate, Ethyl Acetate, nPropyl Acetate Isopropyl Acetate, nButyl Acetate, and Isoamyl Acetate at 93.13 kPa

$ 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 ↗

Isobaric VaporLiquid Equilibrium Data for Binary Systems of Anisole with Methyl Acetate, Ethyl Acetate, nPropyl Acetate, and Isopropyl Acetate at 93.9 kPa

$ PaywallDOI ↗

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

同义词

Propylene glycol diacetate · 623-84-7 · Propyleneglycol diacetate · 1,2-PROPYLENE DIACETATE · 1,2-Propanediol, diacetate · 1-(acetyloxy)propan-2-yl acetate · 1,2-Propanediol, 1,2-diacetate · NSC 75843 · HSDB 5507 · EINECS 210-817-6 · Propane-1,2-diol diacetate · UNII-5Z492UNF9O · NSC-75843 · BRN 1768914 · FEMA NO. 4464

数据来源

📊 PubChem CID 12198 — NIH
🔬 NIST WebBook — spektroskopia
🌐 Wikidata
💊 ChEMBL — bioaktywność

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