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Subramania Ranganathan

Subramania Ranganathan is a chemistry topic covered in the lgStudy science library. This page brings together a partial reference excerpt, illustrations, worked examples, real-world applications and a short study plan, so you can understand Subramania Ranganathan rather than just read about it. In short: Subramania Ranganathan (1934–2016) was an Indian bioorganic chemist and professor and head of the department of chemistry at the Indian Institute of Technology, Kanpur. He was known for his studies on synthetic and mechanistic organic chemistry and was an elected fellow Indian National Science Academy, National Academy of Sciences, India and the Indian Academy of Sciences The Council of Scientific and Industrial Res…

Subramania Ranganathan — main illustration
Subramania Ranganathan — illustration

Key takeaways

  • Subramania Ranganathan belongs to chemistry; place it in that map before memorising details.
  • Learn the definition first, then one example that makes the definition concrete.
  • Connect Subramania Ranganathan to a quantity you can measure, compute or draw — that is where exam questions come from.
  • Reproduce the core statement of Subramania Ranganathan from memory before moving on to harder problems.

Reference excerpt

Subramania Ranganathan (1934–2016) was an Indian bioorganic chemist and professor and head of the department of chemistry at the Indian Institute of Technology, Kanpur. He was known for his studies on synthetic and mechanistic organic chemistry and was an elected fellow Indian National Science Academy, National Academy of Sciences, India and the Indian Academy of Sciences The Council of Scientific and Industrial Research, the apex agency of the Government of India for scientific research, awarded him the Shanti Swarup Bhatnagar Prize for Science and Technology, one of the highest Indian science awards, in 1977, for his contributions to chemical sciences.

Biography

Ranganathan, born on 2 February 1934 in the south Indian state of Tamil Nadu, graduated in chemistry from Madras University and continued there to complete his master's degree in 1957. Before moving to US to pursue his doctoral studies on a Sloan Kettering Foundation fellowship, he worked at the biochemistry department of the Central Leather Research Institute for a short while. In the US, he enrolled at Ohio State University at Harold Shechter's laboratory and secured a PhD in 1962. He moved to the laboratory of Robert Burns Woodward, the 1965 Nobel laureate, at Harvard University for his post- doctoral studies and in 1964, he shifted to Woodward Research Institute, Basel to complete the studies in 1964. On his return to India in 1966, he joined IIT Kanpur where he spent his entire official academic career, holding positions of a professor, head of the department and dean, before superannuating in 1994. Post-retirement, he served as an INSA senior scientist, first at National Institute for Interdisciplinary Science and Technology and later at the Indian Institute of Chemical Technology (IICT), both the facilities were earlier known as Regional Research Laboratories. Ranganathan was holding the position of an honorary position at IICT when he died on 8 January 2016, at the age of 81, survived by his son, Anand. He was married to Darshan Ranganathan, an academic, research associate and his co-author; his wife predeceased him. Anand Ranganathan is a scientist working on drugs for TB and Malaria at International Centre for Genetic Engineering and Biotechnology.

Legacy During his post-doctoral days, Ranganathan worked closely with Woodward and was known to have assisted the latter in his work on Woodward–Hoffmann rules. It was during this time, he accomplished the total synthesis of Cephalosporin C and Woodward's Nobel lecture was based on this synthesis. Later, basing his researches on synthetic and mechanistic organic chemistry, he identified new methodologies for the synthesis of prostaglandins, a group of biologically active compounds. His researches have been documented by way of a number of books and over 200 peer-reviewed articles; the online repository of Indian Academy of Sciences has listed 97 of them; and many authors have cited his researches in their publications.

Awards and honors Ranganathan received the Basudev Banerjee Medal in 1975 and the Council of Scientific and Industrial Research awarded him the Shanti Swarup Bhatnagar Prize, one of the highest Indian science awards, in 1977. He received R. C. Mehrotra Endowment Gold Medal in 2000 and the Silver Medal of the Chemical Research Society of India in 2001; CRSI would honor him again in 2006 with the Lifetime Achievement Award. In 2014, he was awarded the Best Teacher Award by the Indian National Science Academy. He held lectureships of the University Grants Commission of India (1979–80), Science and Engineering Research Board (1991) and Department of Atomic Energy (2001) and delivered several award orations including Professor K. Venkatraman Lecture (1979), Professor A. B. Kulkarni Lecture (1982); Professor N. V. Subba Rao Memorial Lecture (1985), Professor T. R. Seshadri Memorial Lecturer (1993) and Maitreyi Memorial Lecture (1994). The Indian Academy of Sciences elected him as a fellow in 1975 and he became an elected fellow of and the Indian National Science Academy and the National Academy of Sciences, India in 1981 and 1991 respectively.

Books Subramania Ranganathan (1967). Fascinating Problems in Organic Reaction Mechanisms. Holden-Day. Subramania Ranganathan (1967). Propagation of density fluctuations in dense monatomic fluids. Cornell University, June. Darshan Ranganathan; Subramania Ranganathan (1975). The Appreciation of Molecular Transformations in Organic Chemistry: An Introduction. Macmillan Company of India. ISBN 9780333901281. Subramania Ranganathan (1 January 2002). Patterns for Supramolecular Design. New Age International. ISBN 978-81-224-1405-9. Subramania Ranganathan. Art in Biosynthesis. Acad. Press. Darshan Ranganathan; Subramania Ranganathan (1972). Challenging problems in organic reaction mechanisms. Academic Press. ISBN 9780125800501.

See also

References

Worked examples

Example 1 — a first encounter with Subramania Ranganathan

Start with the simplest possible case. Write down what Subramania Ranganathan claims or describes in one sentence, then invent the smallest concrete situation in which that sentence is true. In chemistry, the smallest case is usually a single object, a single equation or a single measurement. Check that every symbol or term in your sentence has a meaning in that case.

Example 2 — changing one variable

Take the situation from Example 1 and change exactly one quantity: double it, halve it, or set it to zero. Predict what should happen to Subramania Ranganathan before you calculate. Comparing your prediction with the result is the fastest way to find out whether you understand the idea or only the words.

Example 3 — an exam-style question

Typical questions about Subramania Ranganathan ask you to (a) state it precisely, (b) apply it to given data, and (c) explain a limitation. Practise writing all three answers in under five minutes; the third part is what separates a full-mark answer from an average one.

Applications of Subramania Ranganathan

In research
Subramania Ranganathan appears in chemistry research whenever the underlying quantities have to be modelled precisely. Papers usually cite it as a starting assumption and then explore where it breaks down.
In technology and industry
Engineering practice reuses Subramania Ranganathan in design rules, simulations and safety margins. Knowing the idea lets you read a specification sheet and understand why the numbers look the way they do.
In the classroom
Subramania Ranganathan is common in secondary-school and first-year university syllabi. It links to neighbouring topics 1934 births, 2016 deaths, 20th-century Indian chemists, so understanding it makes those chapters shorter.
In everyday life
Look for Subramania Ranganathan outside the textbook — in sport, cooking, traffic, electronics or the sky above you. An example you found yourself is remembered far longer than one you were given.
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How to study Subramania Ranganathan in 20 minutes

  1. Read the reference excerpt below once, without taking notes.
  2. Close the page and write down what Subramania Ranganathan means in your own words.
  3. Compare your version with the excerpt and mark what you missed.
  4. Work through the three examples above with pen and paper.
  5. Explain Subramania Ranganathan out loud to somebody else — or to Teacher Smith in the lgStudy chat.

Frequently asked questions

What is Subramania Ranganathan in simple terms?

Subramania Ranganathan (1934–2016) was an Indian bioorganic chemist and professor and head of the department of chemistry at the Indian Institute of Technology, Kanpur. He was known for his studies on synthetic and mechanistic organic chemistry and was an elected fellow Indian National Science Acad…

Why does Subramania Ranganathan matter?

Because it connects several chemistry ideas at once: it gives you a definition you can apply, a quantity you can calculate, and a way to check whether a result is plausible.

How should I study Subramania Ranganathan?

Read the excerpt, restate it from memory, then work through the examples and applications listed on this page. The five-step study plan above takes about twenty minutes.

What does this page cover?

It gives you a compact reference excerpt plus original lgStudy explanations, examples, applications and study material on Subramania Ranganathan.

Tags

  • 1934 births
  • 2016 deaths
  • 20th-century Indian chemists
  • Academic staff of IIT Kanpur
  • Council of Scientific and Industrial Research
  • Fellows of the Indian Academy of Sciences
  • Fellows of the Indian National Science Academy
  • Fellows of the National Academy of Sciences, India
  • Harvard University alumni
  • Indian Tamil academics
  • Indian organic chemists
  • Ohio State University alumni

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