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3734-67-6

Basic Information
CAS No.: 3734-67-6
Name: ACID RED 1
Article Data: 1
Molecular Structure:
Molecular Structure of 3734-67-6 (ACID RED 1)
Formula: C18H13N3Na2O8S2
Molecular Weight: 509.428
Synonyms: 1-Naphthol-3,6-disulfonicacid, 8-acetamido-2-phenylazo-, disodium salt (6CI);C.I. Acid Red 1, disodium salt (8CI);1379 Red;Acetyl Red J;Acid Bright Red;Acid Brilliant Red;Acid Fast Red EG;AcidGeranine 2G;Acid Geranine 2GN;Acid Leather Red KG;Acid Phloxine GA;Acid Red GN;Acid Rose 2GL;Acidine Red G;Ahcocid Carmine 2G;Amacid Phloxine G;Amecid Floxine 2GN;AmidoNaphthol Red G;Amido Red 2G;Atul Acid Geranine G;AzoGeranine;Azo Geranine 2GA;Azo PhloxineGA-CF;Azonaphthol Red J;Azophloxine;Concorde Acid Red 3B;Dermacid Pink B;Dyacid Rose 2G;Edicol Supra Geranine 2GS;Egacid Red G;Erio Floxine 2G;Eurocert Red 2G311826;Fabracid Red S 2G;Fast Red 2GL;Food Red 10;Hexacol Red 2G;Intracid Red 2G Conc;Kiton Red 2G;
EINECS: 223-098-9
Density: 1.37-1.774[at 20℃]
Boiling Point: 794.21℃[at 101 325 Pa]
Solubility: soluble in water and slightly soluble in ethanol
Appearance: Red powder or granules
Safety: 22-24/25
PSA: 205.21000
LogP: 4.96200
Synthetic route

C12H9NO8S2(2-)*2Na(1+)

62-53-3

aniline

3734-67-6

azophloxine

Conditions
ConditionsYield
Stage #1: aniline With hydrogenchloride In water; N,N-dimethyl-formamide at 25℃;
Stage #2: With sodium nitrite In water; N,N-dimethyl-formamide
Stage #3: C12H9NO8S2(2-)*2Na(1+) In water; N,N-dimethyl-formamide at 25℃; for 0.00888889h;
98.2%
3734-67-6

azophloxine

7722-84-1

dihydrogen peroxide

Conditions
ConditionsYield
With TiO2; NaF; formic acid In water Kinetics; Irradiation (UV/VIS); aq. NaF added to TiO2; aq. suspn. of Acid Red 1 on fluorinated TiO2 in presence of formic acid irradiated (315-400 nm) at 35°C underatmospheric conditions; monitored by spectrophotometrically and by fluorimetric analysis;
titanium(IV) oxide In water Kinetics; Irradiation (UV/VIS); aq. suspn. of Acid Red 1 contg. TiO2 irradiated (315-400 nm) at 35°C under atmospheric conditions; monitored by spectrophotometrically and by fluorimetric analysis;
With 2-propanol; titanium(IV) oxide In water Kinetics; Irradiation (UV/VIS); aq. suspn. of Acid Red 1 contg. TiO2 and 2-propanol irradiated (315-400 nm) at 35°C underatmospheric conditions; monitored by spectrophotometrically and by fluorimetric analysis;
3734-67-6

azophloxine

124-38-9

carbon dioxide

Conditions
ConditionsYield
With dihydrogen peroxide at 70℃; pH=6.7; Kinetics; Reagent/catalyst; pH-value; Temperature;
3734-67-6

azophloxine

A

124-38-9

carbon dioxide

B

Ammonium

C

Nitrate

D

14808-79-8

Sulfate

Conditions
ConditionsYield
With ferrous(II) sulfate heptahydrate; sulfuric acid; water; oxygen; sodium sulfate at 35℃; pH=3.0; Kinetics; Mechanism; Reagent/catalyst; Electrochemical reaction; UV-irradiation;
3734-67-6

azophloxine

A

C10H9NO7S

B

C10H9NO8S

C

C9H9NO7S

D

C9H9NO6S

Conditions
ConditionsYield
With CdS99.98Sm0.02 for 1.5h; pH=6; Kinetics; Reagent/catalyst; Irradiation;
3734-67-6

azophloxine

A

62-53-3

aniline

B

88-99-3

benzene-1,2-dicarboxylic acid

Conditions
ConditionsYield
With dihydrogen peroxide In water at 60℃; for 12h; pH=2; Kinetics; Catalytic behavior; Reagent/catalyst; pH-value; Temperature;
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  • Acid Red 1 CAS NO.3734-67-6  CAS NO.3734-67-6

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    Shenzhen Foris Technology Co.LTD is located in Shenzhen ,Guangdong, is the leading supplier for electronic chemicals,APIs, pharmaceutical intermediates, fine chemicals which can be

  •  Shenzhen Foris Technology Co. LTD

     China (Mainland)  |  Contact Details

    Business Type:Lab/Research institutions

    Tel:+86 15889746615

    Address:BuildingA7, KingloryTongxin International Industry Park, Wanglei Avenue, Hi-tec District

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  • ACID RED 1

  • Casno:

    3734-67-6

    ACID RED 1

    Min.Order: 0

    FOB Price:  USD $ 0.0-0.0

    factory?direct?saleAppearance:White powder Storage:Sealed and preserved Package:200/Kilograms Application:healing drugs Transportation:By sea Port:Shanghai/tianjin

    Zhejiang Jiuzhou Chemical Co.,Ltd is a market-oriented and innovation-driven biopharmaceutical company. The company is focusing on the R&D, manufacturing and sales of pharmaceutica

  •  ZHEJIANG JIUZHOU CHEM CO.,LTD

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    Address:Waisha Road,Jiaojiang

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  • Acid Red 1

  • Casno:

    3734-67-6

    Acid Red 1

    Min.Order: 0

    FOB Price:  USD $ 0.0-0.0

    Best Seller, High Quality, Competitive Price, Fast Delivery, Quick ResponseAppearance:powder, or liquid Storage:Stored in room temperature, ventilated place Package:Bottle, barrel, cargo, container, etc. Application:Pharmaceuticals, intermediates, AP

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  • ACID RED 1

  • Casno:

    3734-67-6

    ACID RED 1

    Min.Order: 100 Kilogram

    FOB Price:  USD $ 0.0-0.0

    ACID RED 1 Basic information Product Name: ACID RED 1 Synonyms: 1379red;2,7-Naphthalenedisulfonicacid,5-(acetylamino)-4-hydroxy-3(phenylazo)-,disodiumsalt;7-naphthalenedisulfonicacid

    Henan Sunlake Enterprise Corporation is located in Henan Province , the central plain of China , which enjoys favorable geogeaphical position and convenient transportion. The compa

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     China (Mainland)  |  Contact Details

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    Address:Mingmen International Center, NO.222 Dongming Road,Zhengzhou,Henan,China

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Consensus Reports

Reported in EPA TSCA Inventory.

Specification

The IUPAC name of C.I. Acid Red 1, disodium salt is disodium 5-acetamido-4-oxo-3-(phenylhydrazinylidene)naphthalene-2,7-disulfonate. With the CAS registry number 3734-67-6, it is also named as 2,7-Naphthalenedisulfonic acid, 5-(acetylamino)-4-hydroxy-3-(phenylazo)-, disodium salt; Acid red 1; Red 2G. The product's categories are dyes and pigments; organics. It is red powder or granules which is soluble in water and slightly soluble in ethanol. When heated to decomposition it emits toxic vapors of NOx and SOx. In addition, people should not breathe dust and avoid contact with skin and eyes.

The other characteristics of this product can be summarized as: (1)#H bond acceptors: 11 ; (2)#H bond donors: 4 ; (3)#Freely Rotating Bonds: 6 ; (4)Rotatable Bond Count: 3 ; (5)Tautomer Count: 31 ; (6)Exact Mass: 508.993945 ; (7)MonoIsotopic Mass: 508.993945 ; (8)Topological Polar Surface Area: 202 ; (9)Heavy Atom Count: 33 ; (10)Complexity: 975.

Preparation of C.I. Acid Red 1, disodium salt: Aniline which is diazotized is coupling with 8-acetyl-1-hydroxy naphthalene 3,6-disulfonic acid. Then, we can get the product by salting and refined.

Uses of C.I. Acid Red 1, disodium salt: It is mainly used to dye all kind of natural fibres like wool, cotton and silk as well as to synthetics like polyesters, acrylic and rayon. And it is also used as edible red pigment.

People can use the following data to convert to the molecule structure. 
1. SMILES: [Na+].[Na+].CC(=O)Nc2cc(cc3cc(c(/N=N/c1ccccc1)c(O)c23)S([O-])(=O)=O)S([O-])(=O)=O;
2. InChI: InChI=1/C18H15N3O8S2.2Na/c1-10(22)19-14-9-13(30(24,25)26)7-11-8-15(31(27,28)29)17(18(23)16(11)14)21-20-12-5-3-2-4-6-12;;/h2-9,23H,1H3,(H,19,22)(H,24,25,26)(H,27,28,29);;/q;2*+1/p-2/b21-20+;;.