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.

What is Propylene glycol monomethyl ether acetate (PMA)?

Propylene glycol monomethyl ether acetate (PMA) is a chemical compound registered under CAS number 108-65-6. Molecular formula: C6H12O3. Molar mass: 132.16 g/mol. IUPAC: 1-methoxypropan-2-yl acetate.

What is the CAS number of Propylene glycol monomethyl ether acetate (PMA)?

The CAS number of Propylene glycol monomethyl ether acetate (PMA) is 108-65-6 — a unique Chemical Abstracts Service (CAS) identifier.

What is the molecular formula of Propylene glycol monomethyl ether acetate (PMA)?

Molecular formula: C6H12O3. Molar mass: 132.16 g/mol. logP (XLogP3): 0.4. PSA: 35.5 Å².

What are the GHS hazards of Propylene glycol monomethyl ether acetate (PMA)?

Under the GHS classification, Propylene glycol monomethyl ether acetate (PMA) must be labelled with the following hazard statements: H226 (Flammable liquid and vapour).

Where can I buy Propylene glycol monomethyl ether acetate (PMA)?

Propylene glycol monomethyl ether acetate (PMA) is available in our shop. View the product: https://epchems.online/products/propylene-glycol-monomethyl-ether-acetate-pma/

Where does the chemical data for Propylene glycol monomethyl ether acetate (PMA) come from?

Chemical data for Propylene glycol monomethyl ether acetate (PMA) comes from authoritative sources: PubChem (NIH), ChEMBL (EBI). PubChem CID: 7946. Compliant with the CLP Regulation (EC 1272/2008), available under the CC-BY 4.0 licence.

Propylene glycol monomethyl ether acetate (PMA)

Propylene glycol methyl ether acetate

CAS 108-65-6 · C₆H₁₂O₃ · MW 132.16 g/mol

About Propylene glycol monomethyl ether acetate (PMA)

Propylene glycol monomethyl ether acetate (PMA) is a chemical compound registered under number CAS 108-65-6, with the molecular formula C₆H₁₂O₃, and a molar mass of 132.16 g/mol.

The molecule contains 21 atoms connected by 20 chemical bonds. The full systematic IUPAC name of this compound is 1-methoxypropan-2-yl acetate. The interactive 3D model above lets you view the spatial arrangement of the atoms — you can rotate it with the mouse, zoom with the scroll wheel, and switch between skeletal / Ball & Stick / Space Fill visualization modes.

In terms of physicochemical properties, the partition coefficient logP = 0.4 (positive value, a lipophilic compound), polar surface area PSA = 35.5 Å², 0 donors and 3 hydrogen bond acceptors. These parameters are key when assessing bioavailability and interaction with biomolecules.

Chemical data for this compound comes from PubChem (NIH NLM NCBI), one of the world's largest chemical databases. All information is updated automatically and enriched with GHS hazard statement translations compliant with the CLP Regulation (EC 1272/2008). The widget above may be used for educational, research and commercial purposes.

Physicochemical properties

Wzór sumaryczny	C₆H₁₂O₃
Masa molowa	132.16 g/mol
IUPAC	1-methoxypropan-2-yl acetate
SMILES	`CC(COC)OC(=O)C`
InChIKey	`LLHKCFNBLRBOGN-UHFFFAOYSA-N`
logP (XLogP3)	0.4
PSA	35.5 Å²
HBD / HBA	0 / 3
PubChem CID	CID 7946 ↗

GHS safety

Sygnał: Uwaga

GHS02

H226 — Łatwopalna ciecz i pary

Scientific literature

Literatura naukowa

9 artykułów · 1 open access · Źródła: PubMed, OpenAlex, Semantic Scholar

📈 Timeline publikacji (9 artykułów)

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

Experimental P ρ T Study of 1-Methoxypropan-2-yl Acetate and 2-(2-Ethoxyethoxy)ethyl Acetate at High Temperatures, Pressures, and Speed of Sound and Refractive Index at Ambient Pressure and P ρ T Modeling with Various Tammann–Tait-like PC-SAFT and SAFT Equations and Predictions of Some Thermodynamic Properties

Fatemeh Zarei, Masoumeh Najafi, Hosseinali Zarei (2026) · Journal of Chemical & Engineering Data

$ PaywallDOI ↗

🔓

The synthesis of (5-hydroxy-5-(1-methoxypropan-2-yl) -4-methylfuran-2(5h)-one, 5-(1-methoxypropan-2-yl) -4-methylfuran-2(5h)-one) and biological activity

N Gherraf, N Tamma (2015) · Journal of Fundamental and Applied Sciences

Open AccessDOI ↗PDF ↗

1‐(2‐NITROIMIDAZOL‐1‐YL)‐3‐METHOXYPROPAN‐2‐OL 13551‐87‐6

(2012) · Sax's Dangerous Properties of Industrial Materials

$ PaywallDOI ↗

Crystal structure of BRD4 bromodomain 1 (BD1) in complex with N2-(1,2,3-benzotriazol-5-yl)-N3-(dimethylsulfamoyl)-N6-[(2S)-1-methoxypropan-2-yl]pyridine-2,3,6-triamine

T.H. Park, B.I. Lee (2021) · Worldwide Protein Data Bank

$ PaywallDOI ↗

CRYSTAL STRUCTURE OF GLUCOKINASE (HEXOKINASE 4) COMPLEXED WITH LIGAND DIETHYL ({2-[3-(4-METHANESULFONYLPHENO XY)-5-{[(2S)-1-METHOXYPROPAN-2-YL]OXY}BENZAMIDO]-1,3-THIAZ OL-4-YL}METHYL)PHOSPHONATE

J.K. Muckelbauer (2021) · Worldwide Protein Data Bank

$ PaywallDOI ↗

3-(2-methoxypropan-2-yl)-1H-indole

Zhong, Sabilla (2014) · chemotion.net

$ PaywallDOI ↗

Synthesis of 3-(6-aryl-pyridin-2-yl)- and 8-(6-aryl-pyridin-2-yl) coumarins

Brahmbhatt, D I, Patel, M A, Gajera, J M et al. (2007) · CSIR

$ Paywall

Synthesis of some new 3-(6-arylpyridin-2-yl)- and 8-(6-arylpyridin-2-yl)coumarins

Brahmbhatt, D I, Pandya, Urvish R (2001) · NISCAIR-CSIR, India

$ Paywall

Isobaric vapor–liquid equilibria of the binary mixtures propylene glycol methyl ether+propylene glycol methyl ether acetate, methyl acetate+propylene glycol methyl ether and methanol+propylene glycol methyl ether acetate at 101.3kPa.

(2014)

$ PaywallDOI ↗PDF ↗

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

Synonyms

Propylene glycol methyl ether acetate · PGMEA cpd · RefChem:433493 · 1-Methoxy-2-propyl acetate · 108-65-6 · 1-methoxypropan-2-yl acetate · Propylene glycol monomethyl ether acetate · 2-Acetoxy-1-methoxypropane · 1-Methoxy-2-acetoxypropane · METHOXYISOPROPYL ACETATE · 2-Methoxy-1-methylethyl acetate · 2-Propanol, 1-methoxy-, acetate · 1-METHOXY-2-PROPANOL ACETATE · Propyleneglycol monomethyl ether acetate · NSC 2207

Data sources

📊 PubChem CID 7946 — NIH
🔬 NIST WebBook — spektroskopia
💊 ChEMBL — bioaktywność

Buy in the shop

Propylene glycol monomethyl ether acetate (PMA) →

Related molecules

Dipropylene glycol mono propyl ether CAS 35884-42-5 · C10H22O3 Acetone CAS 67-64-1 · C3H6O Dimethyl carbonate CAS 616-38-6 · C3H6O3 Sodium carbonate CAS 497-19-8 · CNa₂O₃ Diethylene glycol dimethyl ether CAS 110-71-4 · C4H10O2 1,1'-Oxydi-2-propanol CAS 110-98-5 · C6H14O3