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Vat Brown 1 cas no:2475-33-4

Synonyms: Dinaphtho[2,3-a:2',3'-i]naphth[2',3':6,7]indolo[2,3-c]carbazole-5,10,15,17,22,24-hexone,16,23-dihydro- (6CI,7CI,8CI);Ahcovat Brown BR;Amanthrene Brown BR;BenzadoneBrown BR;Brown SK;C.I. 70800;C.I. Vat Brown 1;

Identification
NameVat Brown 1
CAS2475-33-4
SynonymsDinaphtho[2,3-a:2',3'-i]naphth[2',3':6,7]indolo[2,3-c]carbazole-5,10,15,17,22,24-hexone,16,23-dihydro- (6CI,7CI,8CI);Ahcovat Brown BR;Amanthrene Brown BR;BenzadoneBrown BR;Brown SK;C.I. 70800;C.I. Vat Brown 1;
EINECS(EC#)219-599-7
Molecular FormulaC42H18N2O6
Molecular Weight646.60212
Chemical Properties
Appearancedark brown or black powder
refractive index1.896
Toxicity
ACUTE/CHRONIC HAZARDS: When heated to decomposition Vat Brown 1 may emit toxic fumes of carbon oxides and nitrogen oxides.

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Winchem Industrial Co. Ltd.
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Xuzhou Kedah Fine Chemicals Ltd
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Hangzhou Weiyi Chemical Co.,Ltd
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Xuzhou Zhengming Dyes Co., Ltd.
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Jinlong Chemical Group Co., Ltd.
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Sunshine Colorchem Co., Ltd
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Ningbo New Dragon International Trade Co.,Ltd.
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Xuzhou dayang chemical industry co., ltd.
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Ningbo Everlop Import & Export Co., Ltd
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SHIJIAZHUANG HE DYE CHEM CO.,LTD..
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Kelco Chemicals Co.,Ltd.
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