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Since June 2026
Instructor since June 2026
Organic Chemistry for University Students, General Chemistry & Exam Preparation, Reaction Mechanisms – Learn to Think Like an Organic Chemis
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From 62.85 C$ /h
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Organic Chemistry & General Chemistry | University Level | Exam Preparation | English & Chinese
Chemistry doesn't have to be about memorizing endless reactions—it becomes much easier once you understand the underlying logic.
I am currently a PhD researcher in Organic Chemistry at the University of Göttingen (Germany), specializing in reaction mechanisms, organometallic chemistry, and modern analytical techniques. My teaching focuses on helping students truly understand chemistry rather than simply preparing them to pass an exam.
My lessons are suitable for:
• University students taking General or Organic Chemistry
• Students preparing for oral or written examinations
• Anyone struggling with reaction mechanisms
• Students who need help with assignments, tutorials, or laboratory reports
During our lessons, we can cover topics such as:
General Chemistry
Organic Chemistry
Reaction Mechanisms
Organic Reaction Design
Spectroscopy (NMR & Mass Spectrometry)
Problem Solving and Exam Strategies
Every lesson is tailored to your current level and learning goals. I explain difficult concepts step by step, using clear examples and encouraging questions throughout the lesson. My aim is not only to help you improve your grades but also to develop the confidence to solve unfamiliar chemistry problems independently.

Lessons are available online in English or Chinese.
Location
location type icon
Online from Germany
About Me
Hello! I am currently pursuing a PhD in Organic Chemistry at the University of Göttingen, Germany.

I am passionate about chemistry and even more passionate about helping students understand it. I believe that every student can succeed when difficult concepts are explained clearly and logically. Instead of asking students to memorize countless reactions and formulas, I focus on helping them understand the reasoning behind chemistry so they can solve problems with confidence.

I enjoy teaching students at different levels, especially university students studying General Chemistry, Organic Chemistry, and reaction mechanisms. Every lesson is adapted to the student's background, learning style, and goals. Whether you are preparing for an important examination, working through assignments, or simply trying to understand a difficult topic, I will guide you step by step with patience and encouragement.

Outside of research, I enjoy communicating with students from different cultures and making science more accessible and enjoyable. My lessons are interactive, well-structured, and designed to help students become independent learners.

I offer lessons online in English and Chinese.
Education
PhD Candidate in Organic Chemistry
University of Göttingen, Germany
(Current)

Master of Science (M.Sc.) in Chemistry
Soochow University, China

Bachelor of Science (B.Sc.) in Chemistry
Suzhou University of Science and Technology, China

Research interests:

Organic Chemistry
Organometallic Chemistry
Reaction Mechanisms
Spectroscopy (NMR & Mass Spectrometry)
Experience / Qualifications
PhD researcher in Organic Chemistry at the University of Göttingen.
Experience tutoring university students in General and Organic Chemistry.
Assisted students in preparing for oral examinations, written exams, and coursework.
Experience mentoring students in laboratory work and scientific research.
Skilled at explaining complex chemical concepts in a clear and structured way.
Lessons available online in English or Chinese.
Age
Children (7-12 years old)
Teenagers (13-17 years old)
Adults (18-64 years old)
Seniors (65+ years old)
Student level
Beginner
Intermediate
Advanced
Duration
60 minutes
90 minutes
120 minutes
The class is taught in
English
Chinese
Availability of a typical week
(GMT -04:00)
New York
at teacher icon
Online via webcam
Mon
Tue
Wed
Thu
Fri
Sat
Sun
00-04
04-08
08-12
12-16
16-20
20-24
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Which subject(s) do you teach?
I teach math, mechanics, statistics, chemistry and physics. I also teach biology up to GCSE level.

When are you available? My timetable is quite flexible. I am happy to work weekdays, week evening and weekends.

Which ages and levels do you teach? The majority of my students are between the ages of 10-18, but I also teach college Students. I am also helping foundation and first year university students.

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verified badge
I offer personalized online tutoring (via teams , Zoom or Google Meet) and in-home sessions for students of all ages and levels. My lessons are designed to be interactive, creative, and tailored to each learner’s needs, ensuring active engagement and lasting understanding.

With a Ph.D. in Science and 10+ years of teaching experience, I provide flexible session lengths (1-2 hours) and adapt my methods—whether through discussions, multimedia, or hands-on examples—to make complex topics accessible and exciting. Let’s make learning both effective and enjoyable!

Course Subject:
Biology: Biotechnology, Biochemistry, Immunology, Cell and Molecular Biology, Molecular Genetics, Anatomy and Physiology of animals and plants

Chemistry—comprehensive coverage of all five core disciplines to ensure a holistic understanding of the molecular world.

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Inorganic Chemistry: Coordination chemistry, periodicity, molecular symmetry, and bio-inorganic systems.

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Analytical Chemistry: Spectroscopy (NMR, IR, UV-Vis), chromatography, method validation, and data interpretation.

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Course Level: Tailored for High School (IB/AP/A-Levels), University/College (Undergraduate & Graduate), and Adult Learners seeking to strengthen fundamentals or prepare for competitive exams.

Location of the Lessons: Live, interactive, and high-quality sessions delivered online—learn from home in the Netherlands or anywhere worldwide, Face to face- at your home or at my place.
verified badge
I hold a Doctorate in Pharmacy and 2 Masters degrees from the University of Paris V René-Descartes.
Since the beginning of my higher education, and since I established myself as a freelancer after 10 years of managerial career in the pharmaceutical industry, I have been used to regularly giving private lessons to pupils and students of all levels, Primary, Secondary and Higher, supporting them until they pass their exams.
The main disciplines in which I support students are essentially scientific.
The perspectives provided are transdisciplinary.
Good-fit Instructor Guarantee
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message icon
Contact Duan