Tetrasodium 4-hydroxy-7-[({5-hydroxy-7-sulfonato-6-[(6-sulfonato-2-naphthyl)diazenyl]-2-naphthyl}carbamoyl)amino]-3-[(6-sulfonato-2-naphthyl)diazenyl]naphthalene-2-sulfonate

2-Naphthalenesulfonic acid, 7,7′-(carbonyldiimino)bis[4-hydroxy-3-[(6-sulfo-2-naphthalenyl)azo]-, tetrasodium salt
2-Naphthalenesulfonic acid, 7,7′-(carbonyldiimino)bis[4-hydroxy-3-[2-(6-sulfo-2-naphthalenyl)diazenyl]-, sodium salt (1:4)
2-Naphthalenesulfonic acid, 7,7′-ureylenebis[4-hydroxy-3-[(6-sulfo-2-naphthyl)azo]-, tetrasodium salt
C.I. Direct Red 236
C.I. Direct Red 239
Cartasol Red 2GF
Cartasol Red 2GFK
Derma Red BG
Derma Red BG 50
Direct Red 236
Direct Red 239
Direct Red CAS
Pergasol Red 2G
Sella Fast Red E

Property	Value
InChI2D key string chemrof:inchi2d_key_string	RZZJILMTKATSFX-UHFFFAOYSA-N, VDOGYBKHFWFTCJ-UHFFFAOYSA-J
InChI2D string chemrof:inchi2d_string	InChI=1S/C41H28N6O15S4.4Na/c48-39-33-11-7-27(15-25(33)19-35(65(57,58)59)37(39)46-44-29-5-1-23-17-31(63(51,52)53)9-3-21(23)13-29)42-41(50)43-28-8-12-34-26(16-28)20-36(66(60,61)62)38(40(34)49)47-45-30-6-2-24-18-32(64(54,55)56)10-4-22(24)14-30;;;;/h1-20,48-49H,(H2,42,43,50)(H,51,52,53)(H,54,55,56)(H,57,58,59)(H,60,61,62);;;;/q;4*+1/p-4
IUPAC name chemrof:IUPAC_name	Tetrasodium 4-hydroxy-7-[({5-hydroxy-7-sulfonato-6-[(6-sulfonato-2-naphthyl)diazenyl]-2-naphthyl}carbamoyl)amino]-3-[(6-sulfonato-2-naphthyl)diazenyl]naphthalene-2-sulfonate
Molecular formula chemrof:molecular_formula	C41H24N6Na4O15S4, C41H28N6Na4O15S4
SMILES string chemrof:smiles_string	O=C(Nc1ccc2c(O)c(N=Nc3ccc4cc(S(=O)(=O)[O-])ccc4c3)c(S(=O)(=O)[O-])cc2c1)Nc1ccc2c(O)c(N=Nc3ccc4cc(S(=O)(=O)[O-])ccc4c3)c(S(=O)(=O)[O-])cc2c1.[Na+].[Na+].[Na+].[Na+]

Where else this substance is described. Collected while the pipeline resolved it — from ChEBI's cross-references, from PubChem's identifier list, and from the CAS number — so a link here is a record the merge actually read, not a search it suggests.

Resource	URL	Recorded by
CAS Common Chemistry	https://commonchemistry.cas.org/detail?cas_rn=28706-25-4	enrich_references.consensus_cas_link
PubChem	https://pubchem.ncbi.nlm.nih.gov/compound/137177086	enrich_references.pubchem_compound

Flow	Context	Source	Unit	CFs
6f224ca4-003a-49be-9f35-f375e3852574	Environmental → Air → Aircraft cruise height	EF 3.1	kg	2
138aebf4-8cca-4867-a9b9-071bb191ccfa	Environmental → Air → Ground level → Urban (>1000 people/square mile)	EF 3.1	kg	2
3a021c3e-bf63-4193-9ad3-9c2823e9da28	Environmental → Air → Indoor	EF 3.1	kg	2
65600a33-0c39-4210-bbde-6869f83a6dbd	Environmental → Air → Long-term	EF 3.1	kg	0
e5105ecf-8ce7-4869-958c-1ecaf60a6bad	Environmental → Air → Medium stack, <150 meters → Rural (<1000 people/square mile)	EF 3.1	kg	2
9f594601-8f97-4ccc-adaa-7c3ee80b95cc	Environmental → Air → Unknown	EF 3.1	kg	2
4c70c754-2246-41ae-a186-1a6eac15e9e9	Environmental → Ground → Agricultural	EF 3.1	kg	2
fda190da-e99c-461d-abf8-e2a980e74e95	Environmental → Ground → Non-agricultural	EF 3.1	kg	2
c49c9760-5bda-448a-8e10-b507b418b65f	Environmental → Ground → Unknown	EF 3.1	kg	2
88d07474-9109-4d79-9355-18ecdc00b8d3	Environmental → Water → Long-term	EF 3.1	kg	0
9b170548-4dd9-42ff-8408-d1da27d5ce83	Environmental → Water → Ocean	EF 3.1	kg	2
a5859003-d6d5-4135-8c0a-f098b2a21a1f	Environmental → Water → Surface water	EF 3.1	kg	2
affd5416-c52b-417d-9358-ddc4d59c65f5	Environmental → Water → Unknown	EF 3.1	kg	2

Everything that changed this substance (54 changes)

Open the changes page

Flow object JSON

{
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Tetrasodium 4-hydroxy-7-[({5-hydroxy-7-sulfonato-6-[(6-sulfonato-2-naphthyl)diazenyl]-2-naphthyl}carbamoyl)amino]-3-[(6-sulfonato-2-naphthyl)diazenyl]naphthalene-2-sulfonate

Identity

Structure

Alternative labels

Properties

Known URLs

Elementary flows

History

Full record

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