3,3',4,4'-Biphenyltetramine tetrahydrochloride
3,3',4,4'-Biphenyltetramine tetrahydrochloride ??
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300°C
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2-8°C
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DMSO(?? ???), ???(?? ???), ?(?? ???)
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??????(pH)
pH(25℃) : 7.4～7.8
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Moisture Sensitive/Air Sensitive
BRN
1212988
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CAS ??????
7411-49-6(CAS DataBase Reference)
EPA
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Danger
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P- ??
H341 ???? ??? ??? ??? ??? (????? ???? ????? ???? ???? ???? ??? ?? ????? ??? ???? ??)
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?? 2
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P201,P202, P281, P308+P313, P405,P501
H350 ?? ??? ? ?? (????? ?? ???? ???? ???? ??? ?? ????? ??? ???? ??)
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?? 1A, 1B
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P201 ?? ? ?? ???? ?????.
P202 ?? ?? ?? ??? ?? ???? ??? ???? ???.
P280 ????/???/???/?????? ?????.
P308+P313 ?? ?? ??? ???? ???? ??· ??? ????.
P405 ???? ?????.
P501 ...? ??? / ??? ?? ???.
3,3',4,4'-Biphenyltetramine tetrahydrochloride C??? ??, ??, ??
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Grey Solid
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A substrate for peroxidase, and a reagent for the spectrophotometric determination of selenium
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3,3′-Diaminobenzidine (DAB) is a chromogenic substrate for peroxidase enzyme. It is converted to an insoluble precipitate after oxidation by peroxidase.
Safety Profile
Suspected carcinogen withexperimental neoplastigenic and tumorigenic data. Poisonby intraperitoneal route. When heated to decomposition itemits very toxic fumes of HCl and NOx.
Purification Methods
Dissolve the salt in water and precipitate it by adding conc HCl, then drying it over solid NaOH. [Beilstein 13 IV 530.]
3,3',4,4'-Biphenyltetramine tetrahydrochloride ?? ?? ? ???
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3,3',4,4'-Biphenyltetramine tetrahydrochloride ?? ??
???( 238)?? ??
Belgium 2
Canada 5
China 126
Europe 3
France 1
Germany 10
India 18
Japan 8
Poland 1
Slovakia 1
Switzerland 1
United Kingdom 15
United States 47
Global 238
3,3',4,4'-Biphenyltetramine tetrahydrochloride ?? ??:
?????????? ????? 3,3'-???????? ??? ?????? ??? ?? ??? ????????? C.I. ?? ?? 13 D-?????
3,3',5,5'-Tetramethylbenzidine dihydrochloride
FMOC-DAB-OH HCL
DL-DAB 2HCL
H-DAB-OH HCL
D-DAB 2HCL,D-DAB·2HCL,D-2,4-DIAMINOBUTYRIC ACID DIHYDROCHLORIDE
3,3',4,4'-Biphenyltetramine tetrahydrochloride dihydrate,3,3μ,4,4μ-Biphenyltetramine tetrahydrochloride, 3,3μ,4,4μ-Tetraaminobiphenyl tetrahydrochloride
3,3'-Diaminobenzidine tetrahydrochloride hydrate
M-XENYLAMINE HYDROCHLORIDE
3,4-DIAMINOBIPHENYL DIHYDROCHLORIDE
FMOC-D-DAB-OH HCL
