Pregn-4-ene-3,20-dione,9-fluoro-11,16,17,21-tetrahydroxy-, (11b,16a)- (9CI)

Modify Date: 2025-08-27 18:00:55

Pregn-4-ene-3,20-dione,9-fluoro-11,16,17,21-tetrahydroxy-, (11b,16a)- (9CI) structure	Common Name	Pregn-4-ene-3,20-dione,9-fluoro-11,16,17,21-tetrahydroxy-, (11b,16a)- (9CI)
	CAS Number	337-02-0	Molecular Weight	396.45000
	Density	1.39g/cm3	Boiling Point	585.2ºC at 760mmHg
	Molecular Formula	C₂₁H₂₉FO₆	Melting Point	N/A
	MSDS	N/A	Flash Point	307.7ºC

Name	Corticosterone, 9-fluoro-16.α.,17-dihydroxy
Synonym	More Synonyms

Density	1.39g/cm3
Boiling Point	585.2ºC at 760mmHg
Molecular Formula	C₂₁H₂₉FO₆
Molecular Weight	396.45000
Flash Point	307.7ºC
Exact Mass	396.19500
PSA	115.06000
LogP	0.84450
Index of Refraction	1.6

Triamcinolone structure

Triamcinolone

CAS#:124-94-7

~87%

Pregn-4-ene-3,20-dione,9-fluoro-11,16,17,21-tetrahydroxy-, (11b,16a)- (9CI) Structure

Pregn-4-ene-3,2...

CAS#:337-02-0

Literature: Thalen, Arne; Wickstroem, Lars-Inge Steroids, 2000 , vol. 65, # 1 p. 16 - 23

16α,21-Diacetoxy-9α-fluor-11β,17α-dihydroxy-pregn-4-en-3,20-dion structure

16α,21-Diacetox...

CAS#:2967-24-0

~%

Pregn-4-ene-3,20-dione,9-fluoro-11,16,17,21-tetrahydroxy-, (11b,16a)- (9CI) Structure

Pregn-4-ene-3,2...

CAS#:337-02-0

Literature: Bernstein et al. Journal of the American Chemical Society, 1959 , vol. 81, p. 1256 Full Text View citing articles Show Details Heller et al. Journal of Organic Chemistry, 1961 , vol. 26, p. 5036,5041

16β,21-diacetoxy-9,11β-epoxy-17-hydroxy-9β-pregn-4-ene-3,20-dione structure

16β,21-diacetox...

CAS#:98422-57-2

~%

Pregn-4-ene-3,20-dione,9-fluoro-11,16,17,21-tetrahydroxy-, (11b,16a)- (9CI) Structure

Pregn-4-ene-3,2...

CAS#:337-02-0

Literature: Bernstein et al. Journal of the American Chemical Society, 1959 , vol. 81, p. 1696,1699

16α,21-Diacetoxy-9α-fluoro-11β,17α-dihydroxpregn-4-ene-3,20-dione structure

16α,21-Diacetox...

CAS#:426-39-1

~%

Pregn-4-ene-3,20-dione,9-fluoro-11,16,17,21-tetrahydroxy-, (11b,16a)- (9CI) Structure

Pregn-4-ene-3,2...

CAS#:337-02-0

Literature: Bernstein et al. Journal of the American Chemical Society, 1959 , vol. 81, p. 1696,1699

21-Hydroxypregna-4,9(11),16-triene-3,20-dione 21-acetate structure

21-Hydroxypregn...

CAS#:23460-76-6

~%

Pregn-4-ene-3,20-dione,9-fluoro-11,16,17,21-tetrahydroxy-, (11b,16a)- (9CI) Structure

Pregn-4-ene-3,2...

CAS#:337-02-0

Literature: Bernstein et al. Journal of the American Chemical Society, 1959 , vol. 81, p. 1696,1699

16alpha,17,21-trihydroxypregna-4,9(11)-diene-3,20-dione 21-acetate structure

16alpha,17,21-t...

CAS#:74220-43-2

~%

Pregn-4-ene-3,20-dione,9-fluoro-11,16,17,21-tetrahydroxy-, (11b,16a)- (9CI) Structure

Pregn-4-ene-3,2...

CAS#:337-02-0

Literature: Bernstein et al. Journal of the American Chemical Society, 1959 , vol. 81, p. 1696,1699

N/A structure

N/A

CAS#:91160-85-9

~%

Pregn-4-ene-3,20-dione,9-fluoro-11,16,17,21-tetrahydroxy-, (11b,16a)- (9CI) Structure

Pregn-4-ene-3,2...

CAS#:337-02-0

Literature: Bernstein et al. Journal of the American Chemical Society, 1959 , vol. 81, p. 1696,1699

N/A structure

N/A

CAS#:98632-54-3

~%

Pregn-4-ene-3,20-dione,9-fluoro-11,16,17,21-tetrahydroxy-, (11b,16a)- (9CI) Structure

Pregn-4-ene-3,2...

CAS#:337-02-0

Literature: Bernstein et al. Journal of the American Chemical Society, 1959 , vol. 81, p. 1696,1699

fludrocortisone structure

fludrocortisone

CAS#:127-31-1

~%

Pregn-4-ene-3,20-dione,9-fluoro-11,16,17,21-tetrahydroxy-, (11b,16a)- (9CI) Structure

Pregn-4-ene-3,2...

CAS#:337-02-0

Literature: Thoma et al. Journal of the American Chemical Society, 1957 , vol. 79, p. 4818

Precursor 6
CAS#:124-94-7 Triamcinolone CAS#:2967-24-0 16α,21-Diacetox... CAS#:426-39-1 16α,21-Diacetox... CAS#:23460-76-6 21-Hydroxypregn...
CAS#:74220-43-2 16alpha,17,21-t... CAS#:127-31-1 fludrocortisone
DownStream 1
CAS#:1524-86-3 9-fluoro-16a,17...

Triamcinolone impurity C

9-fluoro-11beta,16alpha,17,21-tetrahydroxypregn-4-ene-3,20-dione

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