C.I. Food Red 1

1-Naphthalenesulfonic acid, 3-[(2,4-dimethyl-5-sulfophenyl)azo]-4-hydroxy-, disodium salt
1-Naphthalenesulfonic acid, 3-[2-(2,4-dimethyl-5-sulfophenyl)diazenyl]-4-hydroxy-, sodium salt (1:2)
12101 Red
1306 Red
C.I. Food Red 1, disodium salt
Certicol Ponceau SXS
D and C Red No. 4
D&C Red #4
Edicol Supra Ponceau SX
FD and C Red No. 4
FD&C Red No. 4
FDC Red 4
Food Red 1
Food Red 4
Hexacol Ponceau SX
Japan Red 4
Japan Red No. 4
Japan Red No. 504
Ponceau SX
Puricolor Red FRE 1
Red No. 1
Red No. 4
Red No. 504
Spring Red SX
Unicert Red 07004-J
Usacert Red No. 4
FD & C red no. 4 s

Property	Value
Elemental charge chemrof:elemental_charge	0
InChI2D key string chemrof:inchi2d_key_string	ONTQJDKFANPPKK-UHFFFAOYSA-L, UBCRUPQPEJKSMS-LLIZZRELSA-L
InChI2D string chemrof:inchi2d_string	InChI=1S/C18H16N2O7S2.2Na/c1-10-7-11(2)16(28(22,23)24)8-14(10)19-20-15-9-17(29(25,26)27)12-5-3-4-6-13(12)18(15)21;;/h3-9,21H,1-2H3,(H,22,23,24)(H,25,26,27);;/q;2*+1/p-2
IUPAC name chemrof:IUPAC_name	1-Naphthalenesulfonic acid, 3-[(2,4-dimethyl-5-sulfophenyl)azo]-4-hydroxy-, disodium salt
Molecular formula chemrof:molecular_formula	C18H14N2Na2O7S2, C18H14N2O7S2.2Na
SMILES string chemrof:smiles_string	Cc1cc(C)c(S(=O)(=O)[O-])cc1N=Nc1cc(S(=O)(=O)[O-])c2ccccc2c1O.[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=4548-53-2	enrich_references.chebi_xrefs
ChEBI	https://www.ebi.ac.uk/chebi/searchId.do?chebiId=CHEBI:82522	enrich_references.chebi_id_link
KEGG	https://www.genome.jp/entry/C19510	enrich_references.chebi_xrefs

Flow	Context	Source	Unit	CFs
1f3199a7-6556-11dd-ad8b-0800200c9a66	Environmental → Air → Aircraft cruise height	EF 3.1	kg	2
4d9a8790-3ddd-11dd-90be-0050c2490048	Environmental → Air → Ground level → Urban (>1000 people/square mile)	EF 3.1	kg	2
a697a9a0-58fd-42c2-a0c7-62ddd1cc46d6	Environmental → Air → Indoor	EF 3.1	kg	2
4d9a8790-3ddd-11dd-90bd-0050c2490048	Environmental → Air → Long-term	EF 3.1	kg	0
4d9a8790-3ddd-11dd-90bf-0050c2490048	Environmental → Air → Medium stack, <150 meters → Rural (<1000 people/square mile)	EF 3.1	kg	2
4d9a8790-3ddd-11dd-90bc-0050c2490048	Environmental → Air → Unknown	EF 3.1	kg	2
4d9a8790-3ddd-11dd-90ba-0050c2490048	Environmental → Ground → Agricultural	EF 3.1	kg	2
4d9a8790-3ddd-11dd-90c3-0050c2490048	Environmental → Ground → Non-agricultural	EF 3.1	kg	2
4d9a8790-3ddd-11dd-90bb-0050c2490048	Environmental → Ground → Unknown	EF 3.1	kg	2
4d9a8790-3ddd-11dd-90c1-0050c2490048	Environmental → Water → Long-term	EF 3.1	kg	0
4d9a8790-3ddd-11dd-90c4-0050c2490048	Environmental → Water → Ocean	EF 3.1	kg	2
4d9a8790-3ddd-11dd-90c0-0050c2490048	Environmental → Water → Surface water	EF 3.1	kg	2
1250efbd9d8ecaa031592a12ab127a766881a270	Environmental → Water → Unconfined aquifer	stepwise algorithm addition	kg	0
4d9a8790-3ddd-11dd-90c2-0050c2490048	Environmental → Water → Unknown	EF 3.1	kg	2

Everything that changed this substance (61 changes)

Open the changes page

Flow object JSON

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          ]
        }
      ]
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      ],
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  ]
}

You do not need to run a build or clone anything. Name the record and say what your evidence is; the measurement is done for you. How contributing works

C.I. Food Red 1

Identity

Structure

Alternative labels

Properties

Known URLs

Elementary flows

History

Full record

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