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BGC » Chemicals A-Z » 2,7-Naphthalenedisulfonicacid,...
BGC ID: 145608766350-158
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2,7-Naphthalenedisulfonicacid,4-amino-3-[2-[4'-[2-(2,4-diaminophenyl)diazenyl][1,1'-biphenyl]-4-yl]diazenyl]-5-hydroxy-6-(2-phenyldiazenyl)-,sodium salt (1:2)

CAS 1937-37-7
Formula C34H25N9Na2O7S2
MDL MFCD00066363
Structural Formula
Catalog # Product (Catalog #) Unit Price (US$) Quantity
145608766350
2,7-Naphthalenedisulfonicacid,4-amino-3-[2-[4'-[2-(2,4-diaminophenyl)diazenyl][1,1'-biphenyl]-4-yl]diazenyl]-5-hydroxy-6-(2-phenyldiazenyl)-,sodium salt (1:2)
(145608766350)
on request + -

Identify

Synonyms:
erieblackb ; nci-c54557 ; metablack ; erie black ; nsc47756 ; black4embl ; nsc8679 ; black2embl ; azo black ; ci 30235
CAS:
1937-37-7
EINECS:
217-710-3
Molecular Formula:
C34H25N9Na2O7S2
MDL:
MFCD00066363

Properties

Molecular Weight:
781.73 g·mol−1
Melting point:
109-110 °C
download Download Molfile for :
Chlorozol Black E (Technical Grade)

Safety Information

Hazard Classes:
Risk Codes:
45-63 (R)
Safety Codes:
53-45 (S)
WGK Germany:
3
RTECS:
QJ6160000

Prices

As an extract from the researched prices for 2,7-Naphthalenedisulfonicacid,4-amino-3-[2-[4'-[2-(2,4-diaminophenyl)diazenyl][1,1'-biphenyl]-4-yl]diazenyl]-5-hydroxy-6-(2-phenyldiazenyl)-,sodium salt (1:2) there are currently shown 13 prices in the last 9 years for CAS equal products. This small overview is intended to serve as a guide and trend.
Prices are in USD and range in year 2017 from USD 65.00 for 25 g to USD 63.00 per 100 mg in 2022 .

Referenced last detected Prices

CAS Product
SizeLast PriceQuantity
Direct Black 38
100 mg $63.00 + -
Chlorozol Black E (Technical Grade)
25 g $56.00 + -
Chlorozol Black E (Technical Grade)
50 g $94.00 + -
Chlorozol Black E (Technical Grade)
100 g $175.00 + -



Last price review [2022-07-27]

Suppliers

Global 2,7-Naphthalenedisulfonicacid,... Suppliers : P.R.China (1)
SupplierPhoneFaxCountryInquiry contact
Xingrui Industry Co., Limited +86-531-88980365 +86-531-88980365 P.R.China REQUEST

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