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5,5'-Dihydroxy-7,7'-disulfo 2,2'-dinaphthyl urea

BGC Id:	190168621828
CAS No:	134-47-4
Synonyms:	j acid urea, free acid ; 7,7'-(carbonyldiimino)bis[4-hydroxy-2-naphthalenesulfonic aci ; phosgenated ; 66ureylenebis1naphthol3sulphonicaciddisodiumsalt ; 6,6'-ureylene-bis(1-naphthol-3-sulfonic acid) ; 4,4'-dihydroxy-7,7'-ureylenedi(naphthalene-2-sulphonic acid) ; 6,6'-ureylenbis-1-naphthol-3-sulfonic acid ; n,n'-bis(4-hydroxy-2-sulfonaphthalene-7-yl)urea ; 7,7'-ureylenebis(4-hydroxy-2-naphthalenesulfonic acid) ; n,n'-bis[6-(1-naphthol-3-sulfonic acid)]urea
Molecular Formula:	C21H16N2O9S2
Molecular Weight:	504.49
EINECS:	205-142-9

The most competitive supplier in 2025

The following 2 notable providers have been checked and can be recommended.

BIOZOL Diagnostica Vertrieb

BuGuCh & Partners

What other providers are available for CAS 134-47-4?

The last intensive check and update was carried out on 2025/05/30.

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Synonyms:

j acid urea, free acid ; 7,7'-(carbonyldiimino)bis[4-hydroxy-2-naphthalenesulfonic aci ; phosgenated ; 66ureylenebis1naphthol3sulphonicaciddisodiumsalt ; 6,6'-ureylene-bis(1-naphthol-3-sulfonic acid) ; 4,4'-dihydroxy-7,7'-ureylenedi(naphthalene-2-sulphonic acid) ; 6,6'-ureylenbis-1-naphthol-3-sulfonic acid ; n,n'-bis(4-hydroxy-2-sulfonaphthalene-7-yl)urea ; 7,7'-ureylenebis(4-hydroxy-2-naphthalenesulfonic acid) ; n,n'-bis[6-(1-naphthol-3-sulfonic acid)]urea

CAS:

134-47-4

EINECS:

205-142-9

Molecular Formula:

C21H16N2O9S2

MDL:

MFCD00035715

Properties

Molecular Weight:

504.49 g·mol−1

Suppliers

BIOZOL Diagnostica Vertrieb GmbH

type bedrift: Supplier of chemical products

Chemos®, a subsidiary of BIOZOL Diagnostica Vertrieb GmbH, is a leading supplier of ready to use solutions for the lab and chemical industry. We are producing reagents and standards for the analytical lab and supplying raw materials for the chemical and pharmaceutical industry. The base of our solutions are a portfolio of ~ 200.000 raw materials where ~ 50.000 are already available for R+D ready to order in our shop. Vi er leverandør av 2,3-Dichloro-6-fluorobenzaldehyde. We are supplying and producing lab quantities from tiny qua ...

land: Germany telefon: +49-871-966346-0 Fax: +49-871-966346-13

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BuGuCh & Partners

type bedrift: Producer

land: Germany

We, BuGuCh & Partners, are an international acting and innovative company, leading in developing and manufacturing. We operates major facilities in North America, Europe and the Pacific Rim, as well as facilities in China, Japan and Saudi Arabia operated through joint ventures. We maintain independently or are partners of some production sites in Europe, Asia and South America. Our global network is a strength. Our products range from natural gas, oil and basic chemi ...

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What other providers are available for CAS 134-47-4?

In addition to the providers presented here for 5,5'-Dihydroxy-7,7'-disulfo 2,2'-dinaphthyl urea with the CAS number 134-47-4, there are other 40 providers with slightly different product names available for this CAS number.

Scarlet acid

AK Scientific, Inc.

AMI-1 free acid

+2 additional providers that we know from the past

Carbonyl J acid

Xingrui Industry Co., Limited +2 additional providers that we know from the past

AMI-1 sodium salt hydrate

+2 additional providers that we know from the past

6,6'-Ureylene-bis(1-naphthol-3-sulfonic acid)

7,7'-Ureylene-bis-(4-hydroxynaphthalene-2-sulfonic acid)

INNOCHEM

4,4'-Dihydroxy-7,7'-ureylenedi(naphthalene-2-sulfonic acid)

Hangzhou Lingrui Chemical Co., Ltd. +2 additional providers that we know from the past

7,7'-(Carbonyldiimino)bis[4-hydroxy-2-naphthalenesulfonic acid]

Dayang Chem (Hangzhou) Co.,Ltd. +8 additional providers that we know from the past

4-Hydroxy-7-[(5-hydroxy-7-sulfonaphthalen-2-yl)carbamoylamino]naphthalene-2-sulfonic acid

+2 additional providers that we know from the past