# Pasteur holds the Sorbonne chemistry chair while running the École normale laboratory

Date: 1867

## The fact

In 1867 [Louis Pasteur](/people/louis-pasteur) was established in the Sorbonne chemistry chair while continuing to direct laboratory work at the École normale supérieure, the attic that later received Meister. It placed students, flasks, and official chemistry in one career office after Lille and the silkworm years. A chair is not a vaccine. Assistants later famous — Roux, Chamberland — trained in this ecology.

## Context

French higher education stacked the Sorbonne lecture with the ENS laboratory rather than building a medical research campus. Pasteur’s 1868 stroke would soon limit his writing hand; the 1867 office is still the able-bodied teaching post. Dumas’s patronage and ministerial appointment shared the making of the chair. Sharing does not erase the occupant. Do not back-date the 1888 building into this 1867 timetable.

Confidence is stated on the impact path, not hidden in adjectives. The attic is not the 1888 Institute. Mixed effects of Pasteur holds the Sorbonne chemistry chair while running the École normale laboratory are separate paths.

## Evidence and sources

The ENS portal at https://www.ens.psl.eu/en identifies the school where Pasteur’s laboratory sat before the Institute. Science History Institute at https://www.sciencehistory.org/education/scientific-biographies/louis-pasteur/ independently places the Paris laboratory and Sorbonne teaching in the 1860s sequence. The URLs differ.

Official or archival record: École normale supérieure — portal (https://www.ens.psl.eu/en; École normale supérieure / PSL).

## Significance

Education path of modest weight: a capital chair and a famous attic, not a national literacy statute. High confidence on the 1860s Paris posts.

The contribution type is direct. The attached driver is edu-[digital-learning-access](/drivers/edu-digital-learning-access). The welfare reading used in this dossier is improving. That reading is an impact-path choice, not a property stored on the Fact itself.

## What is established and what is not

Established: Pasteur taught from the Sorbonne chair and ran an ENS laboratory in this period. Not established: a complete student register or that the chair already treated human rabies. Contribution is recorded as He lectured at the Sorbonne and directed the ENS laboratory. The ministry paid the chair; unnamed préparateurs kept the attic. The impact note is A dual Paris teaching-and-lab post concentrated microbial teaching in the capital, a modest education path. The dated heading stays Pasteur holds the Sorbonne chemistry chair while running the École normale laboratory on 1867-01-01, not a later statue, UNESCO listing, or school film. Printers, unnamed clerks, and later editors may appear in the same file without becoming this instrument.

Shared responsibility is part of Pasteur holds the Sorbonne chemistry chair while running the École normale laboratory. Naming Louis Pasteur does not delete co-authors, institutions, or later transmitters. The lag from 1867-01-01 to any measured indicator is not treated as zero. Alternative explanations — weather, other armies, later statutes, or independent cultural change — remain live where the sources do not close them.

If a number is not in the two records named above, it is not supplied here.

Later competitions, monuments, translations, UNESCO listings, museums, and adaptations are not converted into extra lifetime acts.

## People

- Louis Pasteur: https://factrail.ai/people/louis-pasteur

## Drivers

- Digital Learning Access: https://factrail.ai/drivers/edu-digital-learning-access

## Sources

- https://www.ens.psl.eu/en
- https://www.sciencehistory.org/education/scientific-biographies/louis-pasteur/

## Methodology

https://factrail.ai/methodology

Canonical: https://factrail.ai/facts/pasteur-sorbonne-ens-1867