Takepo Inernational Co., Ltd.

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Profile: Takepo Inernational Co., Ltd. is a provider of dye intermediates of naphthalene series. Our products include tobias acid, cleves acid, 4-hydroxy-7-amino-2-naphthalene sulphonate, 3,4-xylidine, bon acid, ortho amino phenol, dihydroxyanthraquinone, acetanilide and beta naphthol. Our 3,4-xylidine is used as dye intermediate, pesticide raw material, production fungicide, herbicide glauber of amine, organic synthesis of raw materials, and vitamin B2 raw material.

8 Products/Chemicals (Click for related suppliers)

• Acetanilide

IUPAC Name: N-phenylacetamide | CAS Registry Number: 103-84-4
Synonyms: acetanilide, N-Phenylacetamide, Antifebrin, Acetylaniline, Acetanilid, Acetanil, Acetamidobenzene, N-Acetylaniline, Acetoanilide, Phenalgene, Phenalgin, Acetylaminobenzene, Acetic acid anilide, Ethananilide, Acetamide, N-phenyl-, 2-Acetanilide, N-acetylarylamine, Aniline, N-acetyl-, Benzenamine, N-acetyl-, N-Acetylaminobenzene

Molecular Formula:	C₈H₉NO	Molecular Weight:	135.163160 [g/mol]
H-Bond Donor:	1	H-Bond Acceptor:	1

InChIKey: FZERHIULMFGESH-UHFFFAOYSA-N

• J Acid

IUPAC Name: 7-amino-4-hydroxynaphthalene-2-sulfonic acid | CAS Registry Number: 87-02-5
Synonyms: Isogamma acid, I acid, J acid, Kyselina I, I-Acid, Kyselina I [Czech], Aminonaphthol sulfonic acid J, CCRIS 8989, WLN: L66J BQ DSWQ HZ, 08800_FLUKA, EINECS 201-718-9, NSC7556, NSC8631, NSC 31510, AIDS195772, 2-Naphthalenesulfonic acid, 7-amino-4-hydroxy-, AIDS-195772, NSC31510, BRN 2217192, 6-Amino-1-naphthol-3-sulfonic acid

Molecular Formula:	C₁₀H₉NO₄S	Molecular Weight:	239.247760 [g/mol]
H-Bond Donor:	3	H-Bond Acceptor:	5

InChIKey: KYARBIJYVGJZLB-UHFFFAOYSA-N

• 2-Aminophenol

IUPAC Name: 2-aminophenol | CAS Registry Number: 95-55-6
Synonyms: o-Hydroxyaniline, O-AMINOPHENOL, 2-Hydroxyaniline, Fouramine OP, Benzofur GG, Phenol, o-amino-, Pelagol Grey GG, 2-Aminobenzenol, Pelagol 3GA, Phenol, 2-amino-, Nako Yellow ga, Nako Yellow 3GA, Questiomycin B, BASF ursol 3GA, ortho-aminophenol, Zoba 3GA, 2-Hydroxyanaline, o-Hydroxyphenylamine, Paradone Olive Green B, 2-Amino-1-hydroxybenzene

Molecular Formula:	C₆H₇NO	Molecular Weight:	109.125880 [g/mol]
H-Bond Donor:	2	H-Bond Acceptor:	2

InChIKey: CDAWCLOXVUBKRW-UHFFFAOYSA-N

• 3,4-Xylidine

IUPAC Name: 3,4-dimethylaniline | CAS Registry Number: 95-64-7
Synonyms: 3,4-Dimethylaniline, 3,4-XYLIDINE, 4-Amino-o-xylene, 3,4-Xylylamine, Benzenamine, 3,4-dimethyl-, 3,4-Dimethylaminobenzene, 3,4-Dimethylbenzenamine, 3,4-Dimethylphenylamine, Aniline, 3,4-dimethyl, 4-Amino-1,2-dimethylbenzene, 1-Amino-3,4-dimethylbenzene, CCRIS 4741, HSDB 2095, WLN: ZR C1 D1, 126373_ALDRICH, Benzene, 4-amino-1,2-dimethyl-, EINECS 202-437-4, NSC7099, NSC 41800, AIDS018977

Molecular Formula:	C₈H₁₁N	Molecular Weight:	121.179640 [g/mol]
H-Bond Donor:	1	H-Bond Acceptor:	1

InChIKey: DOLQYFPDPKPQSS-UHFFFAOYSA-N

• 1,4-Dihydroxy Anthraquinone

IUPAC Name: 1,4-dihydroxyanthracene-9,10-dione | CAS Registry Number: 81-64-1
Synonyms: Quinizarin, Chinizarin, Quinizarine, Smoke Orange R, 1,4-Dihydroxyanthraquinone, Macrolex Orange GG, Solvent Orange 86, 1,4-Doa [Russian], Anthraquinone, 1,4-dihydroxy-, 1,4-Dihydroxyanthrachinon, 1,4-Dioxyanthraquinone, 1,4-Dihydroxy-9,10-anthraquinone, Q906_ALDRICH, 1,4-Doa, CCRIS 3524, 9,10-Anthracenedione, 1,4-dihydroxy-, HSDB 5242, 1,4-Dioxyanthraquinone [Russian], MEGxp0_001867, 1,4-Dihydroxyanthrachinon [Czech]

Molecular Formula:	C₁₄H₈O₄	Molecular Weight:	240.210920 [g/mol]
H-Bond Donor:	2	H-Bond Acceptor:	4

InChIKey: GUEIZVNYDFNHJU-UHFFFAOYSA-N

• 2-Hydroxy-3-Naphthalene Carboxylic Acid

IUPAC Name: 3-hydroxynaphthalene-2-carboxylic acid | CAS Registry Number: 92-70-6
Synonyms: Developer BON, Naphthol bon, BON acid, Developer 8, B.o.n. acid, BONA, CI Developer 20, 3-Hydroxy-2-naphthoic acid, Naphthol B.O.N., C.I. Developer 20, C.I. Developer 8, Miketazol Developer ONS, 2-Hydroxy-3-naphthoic acid, Naphthol B.O.N, beta-Oxynaphthoic acid, beta-Hydroxynaphthoic acid, 2-Naphthoic acid, 3-hydroxy-, 2-Naphthol-3-carboxylic acid, 3-Hydroxy-2-naphthoate, 3-Naphthol-2-carboxylic acid

Molecular Formula:	C₁₁H₈O₃	Molecular Weight:	188.179420 [g/mol]
H-Bond Donor:	2	H-Bond Acceptor:	3

InChIKey: ALKYHXVLJMQRLQ-UHFFFAOYSA-N

• 2-Naphthol

IUPAC Name: naphthalen-2-ol | CAS Registry Number: 135-19-3
Synonyms: beta-naphthol, 2-Naphthalenol, 2-NAPHTHOL, Betanaphthol, Isonaphthol, Developer sodium, Developer A, Developer BN, Naphthol B, Developer AMS, .beta.-Naphthol, beta-Napthol, 2-Hydroxynaphthalene, Azogen developer A, 2-Napththol, C.I. Developer 5, naphthalen-2-ol, beta-Hydroxynaphthalene, .beta.-Naftolo, .beta.-Naphtol

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

InChIKey: JWAZRIHNYRIHIV-UHFFFAOYSA-N

• 2-Naphthylamine-1-Sulphonic Aicd

IUPAC Name: 2-aminonaphthalene-1-sulfonic acid | CAS Registry Number: 81-16-3
Synonyms: Tobias acid, Kyselina tobiasova, 2-Naphthylamine-1-sulfonic acid, Kyselina tobiasova [Czech], 2-AMINO-1-NAPHTHALENESULFONIC ACID, NCIOpen2_002342, 1-Naphthalenesulfonic acid, 2-amino-, WLN: L66J BSWQ CZ, 2-Naphthylamino,1-sulfonic acid, HSDB 5239, 291137_ALDRICH, CCRIS 9048, 2-aminonaphthalene-1-sulfonic acid, 2-Amino-naphthalenesulfonic acid, NSC 5523, 2-Aminonaphthalene-1-sulphonic acid, EINECS 201-331-5, NSC5523, AIDS001790, Kyselina 2-naftylamin-1-sulfonova

Molecular Formula:	C₁₀H₉NO₃S	Molecular Weight:	223.248360 [g/mol]
H-Bond Donor:	2	H-Bond Acceptor:	4

InChIKey: GWIAAIUASRVOIA-UHFFFAOYSA-N