Wujiang Rongtai Dyestuff Co., Ltd.

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Address: Pingwang, Wujiang, Jiangsu 215221, China
Phone: +86-(512)-63641022, 63641777 | Fax: +86-(512)-63640018 | Map/Directions >>

Profile: Wujiang Rongtai Dyestuff Co Ltd manufactures azoic coupling component, chromophore and dyestuff intermediates. Our product includes naphthol AS, naphthol AS-OL, naphthol AS-LC and naphtholAS-VL. We also provide fast red KD base, fast red DB-50 base, WG fluorescence wool brightening agent, 4-chlorine-2,5-two anisidines, 2-thiohydracrylic acid and 3-thiohydracrylic acid.

15 Products/Chemicals (Click for related suppliers)

• Azoic Dyes

• Fast Red B Base

IUPAC Name: 2-methoxy-4-nitroaniline | CAS Registry Number: 97-52-9
Synonyms: Azoamine Pink O, Diabase Red B, Devol Red E, Fast Red Base B, Kako Red B Base, Red Base Ciba V, Red Base Irga V, Fast Red B, Red B Base, 4-Nitro-o-anisidine, Red Base NB, Daito Red Base B, Diazo Fast Red B, Kayaku Red B Base, Mitsui Red B Base, p-Nitro-o-anisidine, o-Anisidine, 4-nitro-, Symulon Red B Base, PNOA, Fast Red 5NA Base

Molecular Formula:	C₇H₈N₂O₃	Molecular Weight:	168.150020 [g/mol]
H-Bond Donor:	1	H-Bond Acceptor:	4

InChIKey: GVBHRNIWBGTNQA-UHFFFAOYSA-N

• Fast Red Bases

• Fast Red ITR Base

IUPAC Name: 3-amino-N,N-diethyl-4-methoxybenzenesulfonamide | CAS Registry Number: 97-35-8
Synonyms: Red ITR base, Fast Red ITR, Orle Base Fast Red ITR, Azoic Diazo No. 42, Brentamine Fast Red ITR Base, MLS000776114, Azoic diazo component 42, base, N1,N1-Diethyl-4-methoxymetanilamide, 2-Methoxy-5-(diethylsulfamoyl)aniline, 201286_SIAL, NSC50670, EINECS 202-575-5, NSC 50670, ZINC04506033, 2-Methoxy-5-(diethylaminosulfonyl)aniline, C.I. 37150, 2-Methoxyaniline-5-sulfonic acid diethylamide, Metanilamide, N1,N1-diethyl-4-methoxy-, SMR000371124, N'-Diethyl-3-amino-4-methoxybenzenesulfonamide

Molecular Formula:	C₁₁H₁₈N₂O₃S	Molecular Weight:	258.337220 [g/mol]
H-Bond Donor:	1	H-Bond Acceptor:	5

InChIKey: WBGVVXSCGNGJFL-UHFFFAOYSA-N

• N-(2,5-Dimethoxyphenyl)-2-Hydroxydibenzofuran-3-Carboxamide

IUPAC Name: N-(2,5-dimethoxyphenyl)-2-hydroxydibenzofuran-3-carboxamide | CAS Registry Number: 132-62-7
Synonyms: Naphtanilide BT, Naphthol AS-DB, Naphthanil DB, Naphthol AS-BT, Naphthol AS-HB, Tulathol AS BT, Naphtol AS-BT, Naphtol AS-DB, Hiltonaphthol AS-DB, Hiltonaphthol AS-HB, Amanil Naphthol AS-DB, MLS000736671, C.I. Azoic Coupling Component 16, MolPort-003-895-009, CID67239, NSC50650, EINECS 205-069-2, ZINC04720969, SMR000528240, C.I. 37605

Molecular Formula:	C₂₁H₁₇NO₅	Molecular Weight:	363.363380 [g/mol]
H-Bond Donor:	2	H-Bond Acceptor:	5

InChIKey: IWWAOEHIGYWDRA-UHFFFAOYSA-N

• Naphthol AS-ITR

IUPAC Name: N-(5-chloro-2,4-dimethoxyphenyl)-3-hydroxynaphthalene-2-carboxamide | CAS Registry Number: 92-72-8
Synonyms: Naphthoide ITR, Naphtoelan JTR, Solunaptol ITR, Azoground ITR, Naphtazol STR, Naphtanilide ITR, Azotol O, Sanatol ITR, Acna Naphthol SS, Ultrazol IX-ITR, Naphtol AS-ITR, Daito Grounder ITR, Naphtol AS-ITRLL, Acco Naf-Sol AS-ITR, Hiltonaphthol AS-ITR, Acco Naphthol AS-ITR, Amanil Naphthol AS-ITR, Enamine_000738, Oprea1_054138, Oprea1_677806

Molecular Formula:	C₁₉H₁₆ClNO₄	Molecular Weight:	357.787640 [g/mol]
H-Bond Donor:	2	H-Bond Acceptor:	4

InChIKey: XDWATWCCUTYUDE-UHFFFAOYSA-N

• Naphthol ASG

IUPAC Name: N-[2-methyl-4-[3-methyl-4-(3-oxobutanoylamino)phenyl]phenyl]-3-oxobutanamide | CAS Registry Number: 91-96-3
Synonyms: Naphtanilide G, Cibanaphthol AG, Naphthanil G, Naphthoide G, Naphtoelan G, Naphtazol J, Solunaptol YL, Ultrazol G, Arlanthol ASG, Kambothol ASG, Sanatol G, Acna Naphthol G, Kiwa Grounder G, Daito Grounder G, Amarthol AS-G, Naphthol AS-G, Tulathol AS-G, Naphtol AS-G, Sanatol AS-G, Diacetylacetotolidide

Molecular Formula:	C₂₂H₂₄N₂O₄	Molecular Weight:	380.436960 [g/mol]
H-Bond Donor:	2	H-Bond Acceptor:	4

InChIKey: CRRLDLPBQWRVGN-UHFFFAOYSA-N

• Naphthol Based Dyestuffs

• Naphthol Dyes

• Naphthol-ASE

IUPAC Name: N-(4-chlorophenyl)-3-hydroxynaphthalene-2-carboxamide | CAS Registry Number: 92-78-4
Synonyms: Naphtanilide E, Cibanaphthol RC, Naphtoelan E, Naphtazol E, Sanatol E, Daito Grounder E, Acna Naphthol PC, Amarthol AS-E, Naphthol AS-E, Tulathol AS-E, Hiltonaphthol AS-E, Naphthol ACNA PC, Naphtol AS-E Supra, Amanil Naphthol AS-E, Azoic Coupling Component 10, CBMicro_013654, Oprea1_676950, C.I. Azoic Coupling Component 10, AIDS096800, AIDS-096800

Molecular Formula:	C₁₇H₁₂ClNO₂	Molecular Weight:	297.735680 [g/mol]
H-Bond Donor:	2	H-Bond Acceptor:	2

InChIKey: OHAXNCGNVGGWSO-UHFFFAOYSA-N

• Recolite Fast Red RL

IUPAC Name: (1Z)-1-[(4-methyl-2-nitrophenyl)hydrazinylidene]naphthalen-2-one | CAS Registry Number: 2425-85-6
Synonyms: Toluidine red, Pigment Scarlet, Toluidine Toner, Pigment Ruby, Independence Red, Chromatex Red J, Helio Red Toner, Toluidine Red R, sanyo scarlet, Fastona Red B, Deep Fastona Red, Pigment Red RL, Silosol Red RN, Pigment red 3, chromotex red j, Siegle Red B, Silosol Red RBN, Siloton Red RLL, Hansa Scarlet RB, Hansa Scarlet RN

Molecular Formula:	C₁₇H₁₃N₃O₃	Molecular Weight:	307.303420 [g/mol]
H-Bond Donor:	1	H-Bond Acceptor:	5

InChIKey: ATXLALDFCMZNHY-ZPHPHTNESA-N

• Scarlet Base G

IUPAC Name: 2-methyl-5-nitroaniline | CAS Registry Number: 99-55-8
Synonyms: Devol Scarlet B, Fast Scarlet G, Scarlet G Base, Diabase Scarlet G, Scarlet Base NSP, 2-Amino-4-nitrotoluene, Fast Red SG Base, 2-Methyl-5-nitroaniline, Fast scarlet base G, PNOT, Fast Scarlet Base J, Fast Scarlet G Base, Fast Scarlet J Salt, Fast Scarlet T Base, Lake Scarlet G Base, Daito Scarlet Base G, Devol Scarlet G Salt, Diazo Fast Scarlet G, Azofix Scarlet G salt, Fast Scarlet GC Base

Molecular Formula:	C₇H₈N₂O₂	Molecular Weight:	152.150620 [g/mol]
H-Bond Donor:	1	H-Bond Acceptor:	3

InChIKey: DSBIJCMXAIKKKI-UHFFFAOYSA-N

• 2B Acid Sodium Salt

IUPAC Name: 2-amino-4-chloro-5-methylbenzenesulfonic acid | CAS Registry Number: 6627-59-4
Synonyms: 2B acid, Red 2B acid, Permanent Red 2B Amine, Brilliant Toning Red Amine, CCRIS 3406, HSDB 5258, CCRIS 2883, EINECS 201-837-6, 2-Chloro-4-toluidine-5-sulfonic acid, BRN 2727161, EINECS 229-596-2, 4-Chloro-6-amino-m-toluenesulfonic acid, 6-Amino-4-chloro-m-toluenesulfonic acid, NSC 60123, 2-Chloro-4-aminotoluene-5-sulfonic acid, 4-Amino-2-chlorotoluene-5-sulfonic acid, 3-Chloro-4-methylaniline-6-sulfonic acid, 4-Amino-6-chlorotoluene-3-sulphonic acid, 2-Amino-4-chloro-5-methylbenzenesulfonic acid, m-Toluenesulfonic acid, 6-amino-4-chloro-

Molecular Formula:	C₇H₈ClNO₃S	Molecular Weight:	221.661320 [g/mol]
H-Bond Donor:	2	H-Bond Acceptor:	4

InChIKey: VRLPHBSFRWMMPW-UHFFFAOYSA-N

• 1-Naphthol

IUPAC Name: naphthalen-1-ol | CAS Registry Number: 90-15-3
Synonyms: 1-NAPHTHOL, alpha-naphthol, 1-Naphthalenol, naphthalen-1-ol, Fouramine ERN, Fourrine ERN, Tertral ERN, Furro ER, Basf Ursol ERN, 1-Hydroxynaphthalene, Ursol ERN, Fourrine 99, Nako TRB, Zoba ERN, Durafur developer D, .alpha.-Naphthol, alpha-Hydroxynaphthalene, nchembio791-comp4, C.I. Oxidation Base 33, NAPHTHOL

Molecular Formula:	C₁₀H₈O	Molecular Weight:	144.169920 [g/mol]
H-Bond Donor:	1	H-Bond Acceptor:	1

InChIKey: KJCVRFUGPWSIIH-UHFFFAOYSA-N

• 2 B Acid

IUPAC Name: 2-amino-4-chloro-5-methylbenzenesulfonic acid | CAS Registry Number: 88-51-7
Synonyms: 2B acid, Red 2B acid, Permanent Red 2B Amine, Brilliant Toning Red Amine, CCRIS 3406, HSDB 5258, CCRIS 2883, EINECS 201-837-6, 2-Chloro-4-toluidine-5-sulfonic acid, BRN 2727161, EINECS 229-596-2, 4-Chloro-6-amino-m-toluenesulfonic acid, 6-Amino-4-chloro-m-toluenesulfonic acid, NSC 60123, 2-Chloro-4-aminotoluene-5-sulfonic acid, 4-Amino-2-chlorotoluene-5-sulfonic acid, 3-Chloro-4-methylaniline-6-sulfonic acid, 4-Amino-6-chlorotoluene-3-sulphonic acid, 2-Amino-4-chloro-5-methylbenzenesulfonic acid, m-Toluenesulfonic acid, 6-amino-4-chloro-

Molecular Formula:	C₇H₈ClNO₃S	Molecular Weight:	221.661320 [g/mol]
H-Bond Donor:	2	H-Bond Acceptor:	4

InChIKey: VRLPHBSFRWMMPW-UHFFFAOYSA-N