Crisaborole Impurity

CAS No.
906673-42-5
Chemical Name:
Crisaborole Impurity
Synonyms
Crisaborole Impurity 26;Crisaborole intermediate;5-(4-cyanophenoxy)-2-hydroxybenzoic acid;4-(3-formyl-4-hydroxyphenoxy)benzonitrile;4-(2-bromo-5-(hydroxymethyl)phenoxy)benzonitrile;4-(2,4-dibromo-5-(hydroxymethyl)phenoxy)benzonitrile;4-(4-(4-bromo-3-formylphenoxy)-3-formylphenoxy)benzonitrile;3-[(1,3-dihydro-1-hydroxy-2,1-benzoxaborol-5-yl)oxy]Benzonitrile;3-[(1-Hydroxy-1 3-dihydro-2 1-benzoxaborole-5-yl)oxy]benzonitrile;Benzonitrile, 3-[(1,3-dihydro-1-hydroxy-2,1-benzoxaborol-5-yl)oxy]-
CBNumber:
CB74868636
Molecular Formula:
C14H10BNO3
Molecular Weight:
251.05
MDL Number:
MFCD22415398
MOL File:
906673-42-5.mol
Last updated:2023-04-23 13:52:06

Crisaborole Impurity Properties

Melting point 180-183°C
Boiling point 411.1±55.0 °C(Predicted)
Density 1.33±0.1 g/cm3(Predicted)
storage temp. -20°C Freezer, Under inert atmosphere
solubility Acetonitrile (Slightly), Chloroform (Slightly), DMSO (Slightly)
pka 7.04±0.20(Predicted)
form Solid
color White to Off-White
FDA UNII RY5P9BKG47

Crisaborole Impurity price

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
TRC D453020 3-[(1,3-Dihydro-1-hydroxy-2,1-benzoxaborol-5-yl)oxy]benzonitrile 906673-42-5 50mg $4400 2021-12-16 Buy
TRC D453020 3-[(1,3-Dihydro-1-hydroxy-2,1-benzoxaborol-5-yl)oxy]benzonitrile 906673-42-5 100mg $8250 2021-12-16 Buy
Product number Packaging Price Buy
D453020 50mg $4400 Buy
D453020 100mg $8250 Buy

Crisaborole Impurity Chemical Properties,Uses,Production

Uses

5-(4-Cyanophenoxy)-2-hydroxybenzoic Acid is an impurity of Crisaborole(H947928). Crisaborole exhibits inhibitory activity against PDE4 and cytokine release.

Crisaborole Impurity Preparation Products And Raw materials

Raw materials

Preparation Products

Crisaborole Impurity Suppliers

Global( 34)Suppliers
Supplier Tel Email Country ProdList Advantage
ANHUI WITOP BIOTECH CO., LTD
+8615255079626 eric@witopchemical.com China 23556 58
Shenzhen Excellent Biomedical Technology Co.,Ltd.
+86-0755-26050679 +86-15915472436 sale@ex-biotech.cn China 1031 58
ShenZhen H&D Pharmaceutical Technology Co., LTD
+86-0755-22677845 +86-13627253706 sale@hdimpurity.com China 2384 58
Beijing Comparison Pharmaceutical Technology Co., Ltd 010-52878169 15701683040 sales@bjcomparison.com China 4713 58
ChemStrong Scientific Co.,Ltd 0755-0755-66853366 13670046396 sales@chem-strong.com China 17993 56
Shandong Chengchuang Blue Sea Pharmaceutical Technology Co., Ltd. 0531-58897130 15508676053 drug_impurity@sdcclh.com China 1827 58
Suzhou Rovathin Foreign Trade Co.,Ltd 0512-65816829 18662214788 info@rovathin.com.cn China 9432 58
Yangzhou Changhua Biotechnology Co., Ltd. 13815846020; 13815846020 438399391@qq.com China 851 58
Tianjin shijia biomedical technology co., LTD 15022261580;411316762 tjshj1212@163.com China 2369 58
Zhengzhou Edward Biology Co.,Ltd 0371-63682289 15538176268 jacschem@163.com China 10105 58
3-[(1,3-dihydro-1-hydroxy-2,1-benzoxaborol-5-yl)oxy]Benzonitrile 4-(2-bromo-5-(hydroxymethyl)phenoxy)benzonitrile 4-(2,4-dibromo-5-(hydroxymethyl)phenoxy)benzonitrile 4-(4-((1-hydroxy-1,3-dihydrobenzo[c][1,2]oxaborol-5-yl)oxy)-3-(hydroxymethyl)phenoxy)benzonitrile 4-((2,2'-diformyl-4'-(4-isocyanophenoxy)-[1,1'-biphenyl]-4-yl)oxy)benzonitrile 4-(3-formyl-4-(3-formyl-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenoxy)phenoxy)benzonitrile 4-(3-(hydroxymethyl)-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenoxy)benzonitrile 4-(3-formyl-4-hydroxyphenoxy)benzonitrile Crisaborole intermediate 5-(4-cyanophenoxy)-2-hydroxybenzoic acid 4-(4-(4-bromo-3-formylphenoxy)-3-formylphenoxy)benzonitrile 4-(4-(4-bromo-3-(hydroxymethyl)phenoxy)-3-(hydroxymethyl)phenoxy)benzonitrile Benzonitrile, 3-[(1,3-dihydro-1-hydroxy-2,1-benzoxaborol-5-yl)oxy]- Crisaborole Impurity 26 3-[(1-Hydroxy-1 3-dihydro-2 1-benzoxaborole-5-yl)oxy]benzonitrile 906673-42-5 GYL