A - B - C - D - E - F - G - H - I - K - L - M - N -O - P - Q - R - S - T - V

 

 

 

 

3,5,7,3',4',5'-Hexahydroxyflavone:  see  C-101  Myricetin

 

3,5,7,8,3',4'-Hexahydroxyflavone:  see G-500  Gossypetin

 

3,5,7,8,3',4'-Hexahydroxyflavone-8-glucoside  see   G-002  Gossypin

 

 

H-205

 

5,6,7,3',4',5'-Hexamethoxyflavone [29043-07-0]

C21H22O8

MW 402.38

mp115oC

Fine white powder

 

 

 

 

5-Hydroxy-6,7,8,3',4',5'-Hexamethoxyflavone:  see G-001  Gardenin

 

021017

 

Hinokiflavone  [19202-36-9]

(4',6"-O-Biapigenin)

C30H18O10

MW 538.47

mp 353-355oC

 

021055S

 

Homoorientin with HPLC  [4261-42-1]

(Isoorientin)

C21H20O11

MW 448.38

mp 245-246oC

 

 

 

021165

 

6-Hydroxyapigenin  [529-53-3]

(Scutellarein)

C15H10O6

MW 286.23

mp 330oC

Merck 12,8556

 

 

 

 

5-Hydroxyfisetin:  see  P-103  3,7,3',4',5'-Pentahydroxyflavone

 

H-409

 

2'-Hydroxyflavone

C15H10O3

MW 238.24

mp 243-244oC

Very light yellow crystals

Soluble in methanol or acetone

 

 

 

 


H-410

 

3'-Hydroxyflavone    [70460-18-3]

C15H10O3

MW 238.24

mp 206-208oC

Off white crystals

Soluble in methanol

 

F-004

 

3-Hydroxyflavone  [577-85-5]

(Flavonol)

C15H10O3

MW 238.24

mp 169-171oC

Pale yellow crystals

Soluble in acetone

 

 

H-411

 

4'-Hydroxyflavone   [4143-63-9]

C15H10O3

MW 238.24

mp 267-269oC

Pale yellow crystalline material

Clear solution in methanol

 

H-025

 

5-Hydroxyflavone  [491-78-1]

(Primuletin)

C15H10O3

MW 238.24

mp 155-156oC

Yellow crystalline material

Clear solution in methanol or acetone

 

H-026

 

6-Hydroxyflavone  [6665-83-4]

C15H10O3

MW 238.24

mp 230-231oC

Yellow crystalline material

Clear solution in methanol or acetone

 

H-027

 

7-Hydroxyflavone  [6665-86-7]

C15H10O3

MW 238.24

mp 240-241oC

Pale yellow crystals

Clear solution in methanol or acetone

 

 

 

7-Hydroxyflavonol   See: D-257  3,7-Dihydroxyflavone

 

 

H-406

 

6-Hydroxyflavone-β-D-glucoside

mp 238-240oC

 

 

H-438

 

7-Hydroxyflavone-β-D-glucoside

(7-β-D-Glucosyloxyflavone)

mp 244-248 oC

 

 

 

4-Hydroxyflavonol:  see  D-258  3',4'-Dihydroxyflavone

 

H-252

 

3-Hydroxy-2'-methoxyflavone   [29219-03-2]

C16H12O4

MW 268.27

mp 211-212oC

Off white crystals

Soluble in methanol

 

 

H-415

 

3-Hydroxy-3'-methoxyflavone   [76666-32-5]

C16H12O4

MW 268.27

mp 130-131oC

Yellow crystals

Soluble in acetone

 

H-253

 

3-Hydroxy-4'-methoxyflavone

C16H12O4

MW 268.27

 

H-416

 

3-Hydroxy-5-methoxyflavone   [6665-81-2]

(5-Methoxyflavonol)

C16H12O4

MW 268.27

 

 

H-417

 

3-Hydroxy-6-methoxyflavone   [93176-00-2]

(6-Methoxyflavonol)

C16H12O4

MW 268.27

mp 204-205oC

Off white crystals

Soluble in methanol

 

 

H-418

 

3-Hydroxy-7-methoxyflavone  [7478-60-6]

(7-Methoxyflavonol)

C16H12O4

MW 268.27

mp 177-178oC

Light tan crystals

Soluble in methanol

 

 


H-419

 

4'-Hydroxy-3'-methoxyflavone

C16H12O4

MW 268.27

mp 192-194oC

Yellow crystals

Soluble in acetone

 

 

M-401

 

4'-Hydroxy-5-methoxyflavone

C16H14O3

MW 254.27

mp 256-258oC

Yellow crystals

Soluble in methanol

 

 

M-402

 

4'-Hydroxy-6-methoxyflavone

C16H14O3

MW 254.27

mp 229-231oC

Bright yellow crystals

Soluble in methanol

 

 

M-403

 

4'-Hydroxy-7-methoxyflavone

C16H14O3

MW 254.27

mp 263-265oC

Yellow crystals

Soluble in methanol

 

 

H-420

 

5-Hydroxy-2'-methoxyflavone   [6665-71-0]

C16H12O4

MW 268.27

 

 

 

 

H-421

 

5-Hydroxy-3'-methoxyflavone

C16H12O4

MW 268.27

 

 

 

H-422

 

5-Hydroxy-4'-methoxyflavone

C16H12O4

MW 268.27

 

 


H-110

 

5-Hydroxy-7-methoxyflavone  [520-28-5]

(Tectochrysin; Methyl chrysin)

C16H12O4

MW 268.27

mp 166-168oC

 

 

H-423

 

6-Hydroxy-2'-methoxyflavone

C16H12O4

MW 268.27

mp 232-234oC

Off white crystals

Soluble in hot methanol

 

 

H-424

 

6-Hydroxy-3'-methoxyflavone

C16H12O4

MW 268.27

mp 229-231oC

Yellow crystals

Soluble in methanol

 

H-500

 

 

6-Hydroxy-4’-methoxyflavone, 97%

C16H12O4

MW 268.27

mp 245-246oC

Pale yellow crystals

Soluble in acetone

 

H-602

 

6-Hydroxy-7-methoxyflavone

C16H12O4

MW 268.27

mp 203-204oC

Yellow crystals

Soluble in methanol

 

H-425

 

7-Hydroxy-2’-methoxyflavone

C16H12O4

MW 268.27

mp 256-258oC

Pale brown crystals

Soluble in methanol

 

H-426

 

7-Hydroxy-3'-methoxyflavone

C16H12O4

MW 268.27

mp 281-283oC

Pale yellow crystals

Soluble in methanol

 

 

 


H-427

 

7-Hydroxy-4'-methoxyflavone   [487-24-1]

(Pratol)

C16H12O4

MW 268.27

mp 263-264oC

Cream powder

Soluble in toluene:methylethylketone:methanol (4:3:3)

 

 

 

021134S

 

7-Hydroxy-4'-methoxyflavone with HPLC

(Pratol with HPLC)

 

H-428

 

8-Hydroxy-7-methoxyflavone [40316-76-5]

C16H12O4

MW 268.27

mp 226-227oC

Yellow crystals

Soluble in methanol

 

 

22-306

 

3-Hydroxy-4’-methoxy-6-methylflavone

C17H14O4

MW  282.28

mp 192-193oC

Yellow crystals

Soluble in methanol

 

 

M-407

 

3-Hydroxy-6-methylflavone

(6-Methylflavonol)

C16H12O3

MW 252.28

mp 197-198oC

Yellow prisms

Soluble in acetone or methanol

 

H-440

 

7-Hydroxy-3-methylflavone   [18651-15-5]

C16H12O3

MW 252.28

mp 278oC

 

 

 

H-439

 

7-Hydroxy-5-methylflavone

C16H12O3

MW 252.28

mp 302-304oC

White crystals

 

 

 


H-510

 

2'-Hydroxy-α-naphthoflavone

C19H12O3

MW 288.29

mp 299-300oC

White crystals

Very low solubility in organic solvents

 

H-603

 

2'-Hydroxy-β-naphthoflavone

C19H12O3

MW 288.29

mp 280-282oC

Yellow crystals

Soluble in hot pyridine

Sparingly soluble in common organic solvents

 

22-331

 

 

3'-Hydroxy-α-naphthoflavone, 97%

C19H12O3

MW 288.29

mp 256-258oC

Yellow crystals

Soluble in pyridine

 

22-332

 

 

3'-Hydroxy-β-naphthoflavone, 97%

C19H12O3

MW 288.29

mp 288-290oC

Tan crystals

Soluble in pyridine

 

H-432

 

4'-Hydroxy-α-naphthoflavone

C19H12O3

MW 288.29

mp 316-318oC

Yellow crystals

Soluble in hot pyridine

Sparingly soluble in common organic solvents

 

H-433

 

4'-Hydroxy-β-naphthoflavone

C19H12O3

MW 288.29

mp 303-305oC

Pale yellow crystals

Very low solubility in organic solvents

 

H-114

 

3'-Hydroxy-5,6,7,4'-tetramethoxyflavone [21764-09-0]

C19H18O7

MW 358.35

mp 179-180oC

 

 

 

 


H-115

 

5-Hydroxy-3,7,3',4'-tetramethoxyflavone   [1245-15-4]

Quercetin tetramethyl ether)

C19H18O7

MW 358.35

mp 160-162oC

 

 

22-308

 

3-Hydroxy-3’,4’,5’-trimethoxyflavone

C18H16O6

MW  328.33

mp 188-190oC

Yellow crystals

Soluble in acetone

 

 

22-215

 

 

 

3-Hydroxy-6,2',3'-trimethoxyflavone

C18H16O6

MW 328.33

mp 214-215oC

Pale yellow prisms

Soluble in acetone or methanol

 

22-204

 

 

 

3-Hydroxy-6,2',4'-trimethoxyflavone

C18H16O6

MW 328.33

mp 193-195oC

Yellow crystals

Soluble in benzene:acetone (9:1)

 

22-222

 

 

 

3-Hydroxy-6,3’,4’-trimethoxyflavone

C18H16O6

MW 328.33

mp 189-190oC

Pale yellow crystals

Soluble in acetone

 

22-216

 

 

 

3-Hydroxy-7,2’,3’-trimethoxyflavone

C18H16O6

MW 328.33

mp 156-157oC

Off white prisms

Soluble in acetone or methanol

 

 

22-201

 

 

 

3-Hydroxy-7,2',4'-trimethoxyflavone

C18H16O6

MW 328.33

mp 204-205oC

Light yellow crystals

Soluble in benzene:acetone  (9:1)

 

 

 

Hyperin: see  021027S  Hyperoside

 

021027S

 

Hyperoside with HPLC  [482-36-0]

(Hyperin; Quercetin-3-galactoside)

C21H20O12

MW 464.38

mp 225-226oC

Yellow powder

Soluble in ethyl acetate:formic acid:acetic acid:water (100:11:11:27)

 

 

 

soorientin: see 021055S  Homoorientin

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