Wie trouwde met Marie Thérèse Françoise Boisselet?

Marie Thérèse Françoise Boisselet (1731 – 1800) was a petite maîtresse of King Louis XV of France.

Boisselet was born to Pierre Sulpice Boisselet and Marie Thérèse Carouailles. Her father was an employee of the king's kitchen staff, with the title 'Contrôleur de la Bouche du Roi et chef du gobelet de Mme la Dauphine'. Marie Thérèse Françoise Boisselet was described as a beauty, and she agreed to become the lover of the king. The affair was not an official one; she was recruited to be a petite maîtresse (unofficial mistress) of the king in Parc-aux-Cerfs. She had one child with the king, Charles Louis Cadet de Gassicourt (1769–1821).

In 1771, she married the chemist Louis Claude Cadet de Gassicourt, who adopted her son. According to Paul Thiébault, Louis XV benefitted the career of Cadet de Gassicourt in the Royal Academy because of his marriage to his former lover.

Louis Claude Cadet de Gassicourt (24 July 1731 – 17 October 1799) was a French chemist who synthesised the first organometalic compound.

He obtained a red liquid by the reaction of potassium acetate with arsenic trioxide. This liquid is known as Cadet's fuming liquid and contains the two compounds cacodyl and cacodyl oxide.

Cadet studied at the Collège des Quatre-Nations and became a pharmacist at the Hotel Royal des Invalides in Paris. He was the brother of the pharmacist Antoine-Alexis Cadet de Vaux.

Marie Thérèse Françoise Boisselet became his wife in 1771, at that time her son, fathered by Louis XV, was two years old. The boy was adopted by Cadet as Charles-Louis Cadet.

Cadet was elected to the American Philosophical Society in 1787.

In 1825, botanist Antoine Laurent Apollinaire Fée circumscribed Gassicurtia which is a genus of lichenized fungi in the family Caliciaceae and named in Cadet de Gassicourt's honor.