Company Profile
Established in 1999, Zhengzhou Siwei (group) Co., Ltd. is an integrated organization with strong R&D, engineering, and manufacturing capability specialized in specialty chemicals, material sciences and grain& oil derived products. Siwei Specialty chemicals and material science division is fully focused on the R&D and commercial manufacturing of leuco dyes/color formers and dye intermediates. We currently offer products such as OBD-1, OBD-2, S-205, 2-(4-Diethylamino-2-Hydroxybenzoyl)Benzoic Acid (Ethyl keto acid); 2--(4-(dibutylamino)-2-hydroxybenzoyl)-benzoic acid (BBA, butyl keto acid) and 3-Diethylaminophenol (m-Diethylaminophenol) etc. on commercial scale.With over 500 dedicated full time employees we are committed to supply our customers with highest quality products and service to enable your success!
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| Product Name | Synonyms | CAS No. | Grate/Content | Operate |
|---|---|---|---|---|
2'-(Dibenzylamino)-6'-(diethylamino)fluoran |
Spiro[isobenzofuran-1(3H),9′-[9H]xanthen]-3-one,2′-[bis(phenylmethyl)amino]-6′-(diethylamino)-;Fluoran,2′-(dibenzylamino)-6′-(diethylamino)-;2′-[Bis(phenylmethyl)amino]-6′-(diethylamino)spiro[isobenzofuran-1(3H),9′-[9H]xanthen]-3-one;3′-(Diethylamino)-7′-(dibenzylamino)fluoran;3-(Diethylamino)-7-(dibenzylamino)fluoran;2-Dibenzylamino-6-diethylaminofluoran;Copikem 5 Green;Copikem 5;Copikem 5 Grape;Green DCF;G-DCF;Pergascript Green I 2GN;I 2GN;Yamada Green 300;Pergascript Green I 2G;2-N,N-Dibenzylamino-6-diethylaminofluoran;2′-(Dibenzylamino)-6′-(diethylamino)spiro[2-benzofuran-3,9′-xanthene]-1-one;134192-31-7;143375-43-3;147705-17-7 |
34372-72-0 | Inquiry | |
2'-Anilino-6'-(ethyl(p-tolyl)amino)-3'-methylspiro(isobenzofuran-1(3H),9'-(9H)xanthene)-3-one |
Spiro[isobenzofuran-1(3H),9′-[9H]xanthen]-3-one,6′-[ethyl(4-methylphenyl)amino]-3′-methyl-2′-(phenylamino)-;6′-[Ethyl(4-methylphenyl)amino]-3′-methyl-2′-(phenylamino)spiro[isobenzofuran-1(3H),9′-[9H]xanthen]-3-one;LDK 1003;2′-Phenylamino-3′-methyl-6′-(N-ethyl-p-tolyl)aminofluoran;2′-Anilino-3′-methyl-6′-(N-ethyl-N-p-tolylamino)fluoran;3-Ethyl(p-tolyl)amino-6-methyl-7-anilinofluoran;3′-(N-Ethyl-p-tolylamino)-6′-methyl-7′-anilinofluoran;3′-(N-Ethyl-p-toluidino)-6′-methyl-7′-anilinofluoran;2-Anilino-3-methyl-6-(N-ethyl-p-toluidino)fluoran;2-Anilino-3-methyl-6-N-ethyl-N-p-tolylaminofluoran;3-(N-Ethyl-p-toluidino)-6-methyl-7-anilinofluoran;ETAC;2′-Anilino-6′-(N-ethyl-N-p-tolylamino)-3′-methylfluoran;Yamada ETAC;Black ETAC;Yamada Black ETAC;6-[Ethyl(4-methylphenyl)amino]-3-methyl-2-anilinofluoran;95971-34-9 |
59129-79-2 | Inquiry | |
2-(4-(dibutylamino)-2-hydroxybenzoyl)-benzoic acid |
Benzoic acid,2-[4-(dibutylamino)-2-hydroxybenzoyl]-;2-[4-(Dibutylamino)-2-hydroxybenzoyl]benzoic acid;2-(2-Hydroxy-4-dibutylaminobenzoyl)benzoic acid;4-(dibutylamino)-2-hydroxy-2′-carboxybenzophenone;F 8 (dye);F 8;4-N,N-Dibutylamino-2-hydroxy-2′-carboxybenzophenone;4′-(Dibutylamino)-2′-hydroxybenzophenone-2-carboxylic acid;142589-90-0 |
54574-82-2 | Inquiry | |
2-(4-Diethylamino-2-Hydroxybenzoyl)Benzoic Acid |
Benzoic acid,2-[4-(diethylamino)-2-hydroxybenzoyl]-;Benzoic acid,o-[4-(diethylamino)salicyloyl]-;2-[4-(Diethylamino)-2-hydroxybenzoyl]benzoic acid;o-[2-Hydroxy-4-(diethylamino)benzoyl]benzoic acid;2′-Carboxy-4-(diethylamino)-2-hydroxybenzophenone;4-(Diethylamino)-2-hydroxy-2′-carboxybenzophenone;o-[4-(Diethylamino)-2-hydroxybenzoyl]benzoic acid;1-(2-Carboxybenzoyl)-4-(diethylamino)-2-hydroxybenzene;2-[2-Hydroxy-4-(diethylamino)benzoyl]benzoic acid;4-(2-Carboxybenzoyl)-N,N-diethyl-3-hydroxyaniline;2-Hydroxy-4-(diethylamino)-2′-carboxybenzophenone;4-N,N-Diethylamino-2-hydroxy-2′-carboxybenzophenone;NSC 625797;2-Carboxyl-4′-diethylamino-2′-hydroxybenzophenone;2-(4-N,N-Diethylamino-2-hydroxybenzoyl)-benzoic acid;52470-08-3;53558-66-0 |
5809-23-4 | Inquiry | |
2-Anilino-3-methyl-6-(N-methyl-N-propylamino)fluoran |
Spiro[isobenzofuran-1(3H),9′-[9H]xanthen]-3-one,3′-methyl-6′-(methylpropylamino)-2′-(phenylamino)-;3′-Methyl-6′-(methylpropylamino)-2′-(phenylamino)spiro[isobenzofuran-1(3H),9′-[9H]xanthen]-3-one;3-N-Propylmethylamino-6-methyl-7-phenylaminofluoran;PSD 301;2′-Anilino-3′-methyl-6′-(N-methyl-N-propylamino)fluoran;3-(N-Methyl-N-propylamino)-6-methyl-7-anilinofluoran;3-(N-Propyl-N-methylamino)-6-methyl-7-anilinofluoran;PSD 300;Black PSD 300;124586-93-2 |
92409-09-1 | Inquiry | |
2-Anilino-6-dibutylamino-3-methylfluoran |
Spiro[isobenzofuran-1(3H),9′-[9H]xanthen]-3-one,6′-(dibutylamino)-3′-methyl-2′-(phenylamino)-;6′-(Dibutylamino)-3′-methyl-2′-(phenylamino)spiro[isobenzofuran-1(3H),9′-[9H]xanthen]-3-one;3-Di-n-butylamino-6-methyl-7-anilinofluoran;3′-(Dibutylamino)-6′-methyl-7′-anilinofluoran;7′-Anilino-3′-(dibutylamino)-6′-methylfluoran;ODB 2;7-Anilino-3-(dibutylamino)-6-methylfluoran;3-Dibutylamino-6-methyl-7-phenylaminofluoran;2-Anilino-3-methyl-6-(di-n-butylamino)fluoran;3-Dibutylamino-6-methyl-7-anilinofluoran;2-Anilino-6-di-n-butylamino-3-methylfluoran;H 638;2-Anilino-6-dibutylamino-3-methylfluoran;2-Anilino-3-methyl-6-(dibutylamino)fluoran;Copikem 34 Black;Copikem 34;2′-Anilino-3′-methyl-6′-(dibutylamino)fluoran;H 272;BK 400;Pergascript Black 2C;2-Phenylamino-3-methyl-6-(di-n-butylamino)fluorane;Wincon 2;Black 400;CK 68;Chameleon Black 2;2′-Anilino-6′-(dibutylamino)-3′-methylspiro[2-benzofuran-3,9′-xanthene]-1-one;141262-19-3;379224-91-6 |
89331-94-2 | Inquiry | |
3-aminophenol |
Phenol,3-amino-;Phenol,m-amino-;3-Aminophenol;C.I. 76545;m-Aminophenol;C.I. Oxidation Base 7;Fouramine EG;Fourrine 65;Fourrine EG;Furro EG;Futramine EG;Nako TEG;Pelagol EG;Renal EG;Tertral EG;Ursol EG;Zoba EG;m-Hydroxyaniline;1-Amino-3-hydroxybenzene;m-Hydroxyphenylamine;3-Hydroxyaniline;m-Hydroxyaminobenzene;3-Hydroxybenzenamine;m-Hydroxyaniline;Rodol EG;(3-Hydroxyphenyl)amine;NSC 1546 |
591-27-5 | Inquiry | |
3-Diethylaminophenol |
Phenol,3-(diethylamino)-;Phenol,m-(diethylamino)-;3-(Diethylamino)phenol;m-(Diethylamino)phenol;N,N-Diethyl-m-aminophenol;3-Hydroxy-N,N-diethylaniline;N,N-Diethyl-3-hydroxyaniline;N,N-Diethyl-3-aminophenol;m-Hydroxy-N,N-diethylaniline;NSC 93934;3-(N,N-Diethylamino)phenol;N,N-Diethyl-3-Hydroxybenzenamine |
91-68-9 | Inquiry | |
7-Anilino-3-diethylamino-6-methyl fluoran |
Spiro[isobenzofuran-1(3H),9′-[9H]xanthen]-3-one,6′-(diethylamino)-3′-methyl-2′-(phenylamino)-;Fluoran,2′-anilino-6′-(diethylamino)-3′-methyl-;6′-(Diethylamino)-3′-methyl-2′-(phenylamino)spiro[isobenzofuran-1(3H),9′-[9H]xanthen]-3-one;2′-Anilino-3′-methyl-6′-(diethylamino)fluoran;2′-Anilino-6′-(diethylamino)-3′-methylfluoran;3-Diethylamino-6-methyl-7-(phenylamino)fluoran;3′-(Diethylamino)-6′-methyl-7′-anilinofluoran;Copikem IV;Copikem 4;3′-Diethylamino-6′-methyl-7′-phenylaminofluoran;6′-Diethylamino-3′-methyl-2′-phenylaminofluoran;N 102;2-Anilino-3-methyl-6-diethylaminofluoran;ODB;3-Diethylamino-6-methyl-7-anilinofluoran;Yamamoto Black N 102;Black N 102;Pergascript Black 1C;Chameleon TP Black 35;Copikem 4 Black;3-Diethylamino-6-methyl-7-phenylaminofluorane;Pergascript Black IR;Pergascript Black I-R;2-Phenylamino-3-methyl-6-diethylaminofluoran;Chameleon Black 1;2′-Anilino-6′-(diethylamino)-3′-methylspiro[2-benzofuran-3,9′-xanthene]-1-one;89591-41-3;96142-57-3;98565-99-2;195740-05-7 |
29512-49-0 | Inquiry | |
S-205 |
Spiro[isobenzofuran-1(3H),9′-[9H]xanthen]-3-one,6′-[ethyl(3-methylbutyl)amino]-3′-methyl-2′-(phenylamino)-;6′-[Ethyl(3-methylbutyl)amino]-3′-methyl-2′-(phenylamino)spiro[isobenzofuran-1(3H),9′-[9H]xanthen]-3-one;3-(N-Ethyl-N-isoamylamino)-6-methyl-7-anilinofluoran;6′-(N-Isoamyl-N-ethylamino)-3′-methyl-2′-phenylaminofluoran;3′-(N-Ethyl-N-isoamylamino)-6′-methyl-7′-(phenylamino)fluoran;3′-(N-Ethyl-N-isoamylamino)-6′-methyl-7′-anilinofluoran;S 205;S 205 (dye);3-(N-Ethyl-N-isoamylamino)-6-methyl-7-phenylaminofluoran;3-(N-Isoamyl-N-ethylamino)-6-methyl-7-anilinofluoran;3-(N-Ethyl-N-isopentylamino)-6-methyl-7-anilinofluoran;3-(N-Isopentyl-N-ethylamino)-6-methyl-7-anilinofluoran;2-Anilino-3-methyl-6-(N-ethyl-N-isoamylamino)fluoran;S 205 Black;Yamada S 205;6-(N-Iso-amyl-N-ethylamino)-3-methyl-2-anilinofluoran;Wincon 205;2′-Anilino-6′-[ethyl(3-methylbutyl)amino]-3′-methylspiro[2-benzofuran-3,9′-xanthene]-1-one;95918-47-1;117787-79-8;140679-14-7 |
70516-41-5 | Inquiry |
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