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Butenandt's acid, also known as 3,4-dihydroxybenzoic acid, is an organic compound with the chemical formula C7H6O4. It is a white crystalline solid that is derived from the hydrolysis of certain natural products, such as the plant hormone auxin indole-3-acetic acid. Butenandt's acid is a key intermediate in the synthesis of various pharmaceuticals, agrochemicals, and other organic compounds. It is also used as a reagent in chemical analysis and as a building block in the preparation of complex organic molecules. The compound is named after the German chemist Adolf Butenandt, who first synthesized it in the early 20th century.

469-04-5

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469-04-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 469-04-5 includes 6 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 3 digits, 4,6 and 9 respectively; the second part has 2 digits, 0 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 469-04:
(5*4)+(4*6)+(3*9)+(2*0)+(1*4)=75
75 % 10 = 5
So 469-04-5 is a valid CAS Registry Number.
InChI:InChI=1/C27H42O5/c1-16(2)7-6-8-17(3)19-9-10-20-23(25(31)32)21(12-14-26(19,20)4)27(5)13-11-18(28)15-22(27)24(29)30/h15-17,19-21,23H,6-14H2,1-5H3,(H,29,30)(H,31,32)/t17-,19-,20+,21?,23?,26-,27-/m1/s1

469-04-5Relevant academic research and scientific papers

Catalytic Oxygenation of Cholesterol with a Platinum Catalyst under Moderate Pressure of Oxygen

Sakamaki, Hiroshi,Take, Masa-aki,Akihisa, Toshihiro,Matsumoto, Taro,Ichinohe, Yoshiyuki

, p. 3023 - 3025 (2007/10/02)

The catalytic oxigenation of cholesterol 1 with a platinum black catalyst under moderate pressure (20-25 atm) of oxygen yielded eleven oxidation products, 3-13a.The reaction pathway of the catalytic oxygenation is discussed on the basis of the results for several reaction conditions.

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