Toluene Reactions 1. Friedel-Crafts Alkylation 🔄: - Reactants: Toluene (C₇H₈) 🧪, Alkyl halide (e.g., RCl) 🔗, AlCl₃ (catalyst) ⚗️. - Process: The alkyl halide reacts with AlCl₃ ...

Reactions to a recent immunization (vaccine) Most are reactions at the shot site (such as pain, swelling, redness) General reactions (such as a fever or being fussy) may also occur ...

Allergies are an immune system reaction to substances called allergens. The cause a range of symptoms from a stuffy nose to itchy eyes to difficulty breathing. How long allergies last varies based on ...

With a number of black haircare products on the market, its hard to decide which one helps or hurts our hair. Here's what to ...

Reaction formation may be a temporary coping mechanism, but it’s unproductive in the long run. It ignores underlying beliefs or challenges that need to be addressed, which can hurt mental health.

Raptors drop their first game post trade deadline.

Quick reactions and selfie stickers have been added to make responding and creating stickers easier. The first update comes to the camera effects feature, which is now expanding the tools ...

1925年，A. Vilsmeier及其团队报道了利用POCl3和N-甲基乙酰苯胺反应得到氯化4-氯-1,2-二甲基喹啉盐的文章。接着他们深入研究发现，N-甲基甲酰苯胺和POCl3反应可以得到一种 氯代甲基亚胺盐（即是Vilsmeier试剂），此试剂可以和富电子的芳烃反应得到苯甲醛。利用Vilsmeier试剂在富电子芳香化合物上引入甲酰基的反应被称为 Vilsmeier-Haack甲酰化反应。

To grieve her mother, Ashley Judd first had to heal trauma ...

Feb. 6, 2025 — Nearly every disease has an inflammatory component, but blood tests can't pinpoint inflammation in specific organs or tissues in the human body. Now researchers have developed a ...