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Direct Black 38
CAS No 1937-37-7 , Direct Black 38
Name:
Direct Black 38
Synonyms:
Direct Black 38; Disodium 4-amino-3-[[4'-[(2,4-diaminophenyl)azo][1,1'-biphenyl]-4-yl]azo]-5-hydroxy-6-(phenylazo)naphthalene-2,7-disulphonate;C.I. 30235; Chlorazol Black E;
CAS Registry Number:
1937-37-7
Melting Point:
109-110°C
Density:
1.61g/cm
3
Refractive index:
1.768
Safety Statements:
R45;R63
Hazard Symbols:
T: Toxic;
EINECS:
217-710-3
Molecular Weight:
781.72
InChI:
InChI=1/C34H27N9O7S2.2Na/c35-22-10-15-27(26(36)18-22)41-38-24-11-6-19(7-12-24)20-8-13-25(14-9-20)40-42-32-28(51(45,46)47)16-21-17-29(52(48,49)50)33(34(44)30(21)31(32)37)43-39-23-4-2-1-3-5-23;;/h1-18,44H,35-37H2,(H,45,46,47)(H,48,49,50);;/q;2*+1/p-2/b41-38+,42-40?,43-39+;;
Risk Statements:
S45;S53
Molecular Formula:
C34H25N9Na2O7S2
Molecular Structure:
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1937-37-7 disodium 4-amino-3-[[4'-[(2,4-diaminophenyl)azo][1,1'-biphenyl]-4-yl]azo]-5-hydroxy-6-(phenylazo)naphthalene-2,7-disulphonate
Baoding Haoshen Dyes & Chemical Co.,Ltd.
[Manufacturers]
Tel: +86-0312-7036568
Fax: +86-312-7036567
Address: CHINA Baoding,hebeiChina
1937-37-7 disodium 4-amino-3-[[4'-[(2,4-diaminophenyl)azo][1,1'-biphenyl]-4-yl]azo]-5-hydroxy-6-(phenylazo)naphthalene-2,7-disulphonate
Hangzhou Xiaoshan Feixiang Chemical Co.,Ltd.
[Manufacturers]
Tel: +86-571-63781542 63781022
Fax: +86-571-63781630
Address: Qingshan town, Lin'an city, Hangzhou, China Hangzhou,zhejiangChina
1937-37-7 disodium 4-amino-3-[[4'-[(2,4-diaminophenyl)azo][1,1'-biphenyl]-4-yl]azo]-5-hydroxy-6-(phenylazo)naphthalene-2,7-disulphonate
hebei rising chemical co.,ltd
[Manufacturers]
Tel: +86-311-85520176 85520177 85520178
Fax: +86-311-85520175
Address: R.1002, No. 77 Guang'an St., Shijiazhuang Hebei,China Shijiazhuang,HebeiChina
1937-37-7 disodium 4-amino-3-[[4'-[(2,4-diaminophenyl)azo][1,1'-biphenyl]-4-yl]azo]-5-hydroxy-6-(phenylazo)naphthalene-2,7-disulphonate
Shanghai Jianbei Organic Chemical Co., Ltd.
[Manufacturers]
Tel: +86-21-52355467
Fax: +86-21-52354630
Address: Room 405, 450#, Caoyang Road, Putuo District, Shanghai, China Shanghai,ShanghaiChina
1937-37-7 Azo Black
Azo Black
ABCR GmbH & Co KG
[Manufacturer]
Tel: +49 721 95061-0
Fax: +49 721 95061-80
Address: Im Schlehert 10
76187 Karlsruhe
Germany null,nullGermany
1937-37-7 DIRECT BLACK 38 C.I. 30235
DIRECT BLACK 38 C.I. 30235
Advanced Technology & Industrial Co., Ltd.
[Manufacturer]
Tel: (852) 2390 2293/ (852) 2394 5546
Fax: (852) 2789 8314
Address: Unit B, 1/F., Cheong Shing Bldg.,
17 Walnut St., Tai Kok Tsui, Kln,
Hong Kong null,nullHong kong
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