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Dimethylacetamide, or DMAc, is a polar aprotic solvent produced by reacting acetic anhydride with dimethylamine. The largest demand pull comes from spandex fibre wet-spinning applications, followed by PVDF battery separator membrane production, and pharmaceutical API synthesis. Acetic anhydride and dimethylamine feedstock costs, spandex and membrane sector demand, and regional production capacity all feed into the price.
Global dimethylacetamide prices tracked close to the USD 2.22 to USD 2.46 per KG range projected for 2026, as feedstock firming and membrane demand supported the tone. US prices averaged USD 2.45 per KG in Q1 2026, up 5.6 percent from Q4 2025, as firmer acetic anhydride and dimethylamine feedstock costs from Middle East supply disruptions elevated production expenses while spandex fibre and PVDF membrane procurement maintained consistent buying. China's large production capacity kept it the most affordable source, while Germany remained the highest-cost reporting region.
Dimethylacetamide prices held a firm tone through August 2026, tracking close to the Q1 2026 levels across all tracked regions, as firmer acetic anhydride and dimethylamine feedstock costs and steady spandex fibre and PVDF membrane demand continued to support the market.
The balance of supply and demand for dimethylacetamide through the rest of 2026 leans moderately firm. Acetic anhydride and dimethylamine feedstock costs firmed from Middle East supply disruptions. PVDF battery separator and pharmaceutical synthesis demand is growing with electric vehicle battery production and expanding generic drug output.
The main upside risk is a sharp acetic anhydride cost increase alongside accelerating PVDF membrane and spandex fibre demand. The main downside risk is continued Chinese DMAc production capacity additions and weaker apparel sector demand that limits global price recovery.
| Region | 2026 Price Range (USD/KG) | Outlook |
| Global Average | 2.22 - 2.46 | Feedstock firming and membrane demand support tone |
| United States | 2.38 - 2.62 | Steady spandex and pharma demand holds it firm |
| China | 1.60 - 1.84 | Large production capacity keeps it the most affordable |
| Germany | 2.88 - 3.12 | High feedstock and energy costs keep it the most expensive |
| India | 2.18 - 2.42 | Growing pharma and membrane demand holds a firm middle |
US dimethylacetamide prices averaged USD 2.45/KG in Q1 2026, up 5.6% from USD 2.32/KG in Q4 2025. Firmer acetic anhydride and dimethylamine feedstock costs from Middle East supply disruptions elevated production expenses. Spandex fibre and PVDF membrane procurement maintained consistent buying.
Why did the price of Dimethylacetamide change in Q1 2026 in the United States?
Firmer acetic anhydride and dimethylamine feedstock costs raised the production cost floor. Spandex fibre wet-spinning and PVDF battery separator membrane procurement lifted buying from solvent distributors. Pharmaceutical API synthesis demand provided additional consistent buying support.
Chinese dimethylacetamide prices averaged USD 1.68/KG in Q1 2026, up 6.3% from USD 1.58/KG in Q4 2025, the lowest among the tracked markets. Post-Lunar New Year spandex fibre and membrane sector restocking lifted procurement. Firmer domestic acetic anhydride costs raised the production floor despite large domestic capacity.
Why did the price of Dimethylacetamide change in Q1 2026 in China?
Post-holiday spandex fibre and membrane sector restocking lifted procurement. Firmer domestic acetic anhydride feedstock costs raised the production cost floor. Large domestic capacity kept China the most affordable source despite the quarterly recovery.
German dimethylacetamide prices averaged USD 2.96/KG in Q1 2026, up 5.7% from USD 2.80/KG in Q4 2025, the highest among the tracked markets. Higher acetic anhydride and energy costs elevated European production expenses. Steady pharmaceutical synthesis, membrane, and aramid fibre demand maintained consistent buying.
Why did the price of Dimethylacetamide change in Q1 2026 in Germany?
Higher acetic anhydride and energy costs elevated European production expenses. Middle East supply disruptions added feedstock import cost premiums. Steady pharmaceutical API synthesis, PVDF membrane, and aramid fibre production demand maintained consistent procurement.
Indian dimethylacetamide prices averaged USD 2.27/KG in Q1 2026, up 5.6% from USD 2.15/KG in Q4 2025. Growing pharmaceutical synthesis and membrane production demand supported buying. Firmer import-linked acetic anhydride costs raised the production floor through the quarter.
Why did the price of Dimethylacetamide change in Q1 2026 in India?
Growing pharmaceutical API synthesis and membrane production demand lifted procurement. Firmer import-linked acetic anhydride feedstock costs raised the production floor. Middle East freight premiums elevated the landed cost of imported dimethylacetamide and feedstock.
US dimethylacetamide prices averaged USD 2.32/KG in Q4 2025, recovering on the quarter. Pharmaceutical synthesis and PVDF membrane demand and firmer acetic anhydride costs held the production floor near USD 2.32/KG.
Why did the price of Dimethylacetamide change in Q4 2025 in the United States?
Pharmaceutical API synthesis and PVDF membrane procurement maintained consistent buying. Firmer acetic anhydride feedstock costs held the production floor elevated. The market recovered to USD 2.32/KG from the Q3 level.
Chinese prices averaged USD 1.58/KG in Q4 2025, recovering on the quarter. Spandex fibre and membrane demand and stable acetic anhydride costs held the market near USD 1.58/KG.
Why did the price of Dimethylacetamide change in Q4 2025 in China?
Spandex fibre and membrane sector demand maintained buying. Stable acetic anhydride feedstock costs held the production floor. Large domestic capacity maintained supply balance near USD 1.58/KG.
German prices averaged USD 2.80/KG in Q4 2025, recovering on the quarter. Pharmaceutical, membrane, and aramid fibre demand and firm feedstock and energy costs held the market near USD 2.80/KG.
Why did the price of Dimethylacetamide change in Q4 2025 in Germany?
Pharmaceutical and membrane demand maintained buying. Firm acetic anhydride and energy costs held the production floor elevated. The market recovered to USD 2.80/KG from the Q3 level.
Indian prices averaged USD 2.15/KG in Q4 2025, recovering on the quarter. Growing pharmaceutical and membrane demand and firmer acetic anhydride import costs supported the market near USD 2.15/KG.
Why did the price of Dimethylacetamide change in Q4 2025 in India?
Growing pharmaceutical API synthesis and membrane demand maintained buying. Firmer acetic anhydride import costs raised the production floor. The market recovered to USD 2.15/KG from the Q3 level.
Global dimethylacetamide prices rose in Q2 2025 on the spandex fibre and membrane production season before a brief Q3 feedstock dip and a consistent Q4 and Q1 2026 recovery. The average rose from USD 2.168/KG in Q1 2025 to USD 2.203/KG in Q2, eased to USD 2.179/KG in Q3, then firmed to USD 2.213/KG in Q4 and USD 2.340/KG in Q1 2026, a net gain of about 7.9% over the window. Acetic anhydride feedstock cycles and spandex fibre and membrane sector demand drove the pattern.
| Quarter | Price (USD/KG) | QoQ Change | Direction |
| Q1 2026 | 2.340 | +5.7% | ↑ Rising |
| Q4 2025 | 2.213 | +1.6% | ↑ Rising |
| Q3 2025 | 2.179 | -1.1% | ↓ Falling |
| Q2 2025 | 2.203 | +1.6% | ↑ Rising |
| Q1 2025 | 2.168 | - | - Stable |
| Q2 2026 | In Progress | - | - In Progress |
Dimethylacetamide prices firmed through 2025 with a brief Q3 acetic anhydride feedstock softening. The global average opened at USD 2.168/KG in Q1 and closed near USD 2.213/KG in Q4, a full-year gain of about 2.1%. Consistent spandex fibre and membrane demand, firming acetic anhydride feedstock costs, and growing pharmaceutical API synthesis activity supported the sustained recovery.
US prices firmed from about USD 2.25/KG in Q1 2025 to USD 2.32/KG by Q4, a gain of 3.1%. Consistent spandex fibre, pharmaceutical, and membrane demand and firming acetic anhydride costs maintained the upward trend through the year.
Chinese prices fell from roughly USD 1.62/KG in Q1 2025 to USD 1.58/KG by Q4, a decline of 2.5%. Large domestic production capacity and competitive pricing maintained downward pressure. China held the lowest price level throughout.
German prices firmed from about USD 2.72/KG in Q1 2025 to USD 2.80/KG by Q4, a gain of 2.9%. Consistent pharmaceutical, membrane, and aramid fibre demand and firm feedstock and energy costs supported the market. Germany maintained the highest price level throughout.
Indian prices firmed from roughly USD 2.08/KG in Q1 2025 to USD 2.15/KG by Q4, a gain of 3.4%, the strongest in the dataset. Growing pharmaceutical API synthesis and membrane demand drove the consistent firming through the year.
Expert Market Research: Your Source for Real-Time Dimethylacetamide Price Intelligence
Expert Market Research tracks dimethylacetamide prices continuously across every major producing and consuming region. The team traces causation through acetic anhydride and dimethylamine feedstock economics, spandex fibre and membrane sector demand cycles, and regional production capacity. Contact Expert Market Research today for dimethylacetamide pricing data, bespoke market analysis, and strategic procurement advisory.
*While we strive to always give you current and accurate information, the numbers depicted on the website are indicative and may differ from the actual numbers in the main report. At Expert Market Research, we aim to bring you the latest insights and trends in the market. Using our analyses and forecasts, stakeholders can understand the market dynamics, navigate challenges, and capitalize on opportunities to make data-driven strategic decisions.*
Spandex and elastane fibre wet-spinning as a polymer dissolution solvent takes the largest share. PVDF and polyimide membrane casting, pharmaceutical API synthesis, aramid fibre production, and specialty polymer solution processing also consume significant volumes globally.
The Q1 2026 average was USD 2.45/KG in the United States, USD 1.68/KG in China, USD 2.96/KG in Germany, and USD 2.27/KG in India. Germany remains the highest-priced market.
The global average rose from USD 2.168/KG in Q1 2025 to about USD 2.213/KG in Q4, a full-year gain of around 2.1%. A Q2 spandex season uptick, brief Q3 feedstock dip, and consistent Q4 recovery characterised the year.
Acetic anhydride feedstock cost softness eased the production cost floor. Seasonal moderation in spandex fibre and membrane procurement reduced buying urgency. Adequate supply maintained comfortable availability before the Q4 recovery.
The global average is expected in the USD 2.22 to 2.46/KG range for the rest of 2026, with continued firming as acetic anhydride feedstock costs stay elevated and PVDF membrane and pharmaceutical sector demand expands globally.
Germany sits highest on acetic anhydride and energy costs, the United States and India hold a firm middle on spandex and pharmaceutical demand, and China prices lowest on large domestic production capacity.
This report is updated monthly. For real-time pricing intelligence, contact the Expert Market Research team directly.
Prices respond mainly to acetic anhydride and dimethylamine feedstock costs, spandex fibre production season cycles, and PVDF membrane and pharmaceutical sector activity. Middle East acetic acid supply events and EV battery production are key signals.
Asia Pacific leads with China holding the largest production capacity, followed by North America and Europe. Any acetic anhydride or dimethylamine cost shift ripples across dimethylacetamide markets within one to two quarters.
Buyers can use quarterly trends and forecasts to time spandex and membrane formulation contracts around production season cycles, build cover when acetic anhydride signals tightening, and monitor Middle East acetic acid supply as the primary upstream signal.
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