In 1828, German chemist Friedrich Wohler synthesized urea by heating ammonium cyanate, an inorganic salt, without any involvement of a living organism — an event now regarded as the symbolic beginning of the end for 'vitalism', the then-prevailing belief that organic compounds could only be produced by living things through a special vital force.
The question, scope, and sources behind this Registry record.
In 1828, German chemist Friedrich Wohler synthesized urea by heating ammonium cyanate, an inorganic salt, without any involvement of a living organism — an event now regarded as the symbolic beginning of the end for 'vitalism', the then-prevailing belief that organic compounds could only be produced by living things through a special vital force.
The first documented laboratory synthesis of an organic compound (urea) starting entirely from inorganic precursors, without any biological organism or living tissue involved in its production.
Change a parameter to stress-test whether a proposed result is still inside the published specification. This is an audit aid, not a proof checker.
This record has no editable parameters. Read the formal question and assumptions before challenging it.
Current frontiers derived from accepted Claims.
An observed or demonstrated result; no opposing bound is implied.
The frontier is not sacred
Most progress starts with a disagreement that survives contact with evidence. If you can push the known lower bound up or pull the upper bound down, show us the work.
≥ when you have shown that at least this value is achievable.≤ when you have shown that anything above this value is impossible.No vibes. State the value, define the scope, and link the paper, proof, code, or reproduction that lets another person check it. Editors review every challenge before the public record changes.
Challenge this recordAssertions tied to evidence, attribution, and review.
The frontier as it changed over time.
Only accepted Claims matching the current specification contribute to the displayed bounds. Strict inequalities remain open; contradictory Claims require editorial review.
1 accepted Claim, with 1 linked evidence records.
Permanent ID limitsregistry.com/limits/LR-FIRST-SYNTHESIS-OF-UREA-VITALISM
No active verified bounties are linked to this Limit.
View verified bounty tracker ↗No accepted machine-checked reproductions are recorded for this Limit.
Limits Registry. LR-FIRST-SYNTHESIS-OF-UREA-VITALISM. First laboratory synthesis of an organic compound from inorganic starting materials. 2026.