C.I. Solvent Black 3

HCID 61336CAS 4197-25-5

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Basic information

Standard SMILES: CC1(C)Nc2cccc3c(N=Nc4ccc(N=Nc5ccccc5)c5ccccc45)ccc(c23)N1
InChIKey: YCUVUDODLRLVIC-UHFFFAOYSA-N
Molecular formula: C29H24N6
Average molar mass: 456.553 g/mol
Monoisotopic mass: 456.20624477

Names & identifiers

Preferred name: C.I. Solvent Black 3
IUPAC: 2,2-Dimethyl-6-{[4-(phenyldiazenyl)naphthalen-1-yl]diazenyl}-2,3-dihydro-1H-perimidine
English name: Solvent Black 3
Molecular formula: C29H24N6
Molecular weight: 456.54

Names & synonyms

SUDAN BLACK BCI 26150Nsc 11239Black 2Bsot-black6BSudan BlaSudanblack199664-25GCI NO 26150typogenblack

Database identifiers

CAS: 4197-25-5
PubChem CID: 61336
DTXSID: DTXSID0052091
ChEMBL: CHEMBL1872445
ChEBI: CHEBI:88216
UNII: 9YDL1Q990E
EC Number: 224-087-1
Nikkaji: J34.104E

Properties

Physicochemical properties

Melting point: 120 · 120-124 °C(lit.)
Boiling point: 552.68 °C · 552.68°C (rough estimate)
Density: 1.4899 · 1.4899 (rough estimate)
refractive index: 1.457 · 1.4570 (estimate)
storage temp.: Store at RT.
solubility: Insoluble in water; soluble in ethanol, acetone, benzene, toluene, xylene, ethylene glycol
pka: 2.94 · 2.94±0.40(Predicted)
Colour Index: 26150 · 26150
form: Powder/Solid
color: Very dark brown to black
Water Solubility: Soluble in oils, fats, warm petrolatum, paraffin, phenol, ethanol, acetone, benzene, toluene and hydrocarbon. Insoluble in water.
λmax: 598 nm, · 598 nm, 415 nm
ε(extinction coefficient): 20000 at · ≥20000 at 596-603nm in ethanol
Merck: 13 · 13,8970
BRN: 723248 · 723248
Stability: Light Sensitive
Biological Applications: Diagnosis of acute myeloid leukemia (AML); detecting neuron-specific nuclear protein NeuN; drug screening
Major Application: diagnostic assay manufacturinghematologyhistology
Cosmetics Ingredients Functions: HAIR DYEING
InChI: 1S/C29H24N6/c1-29(2)30-26-14-8-13-22-25(17-18-27(31-29)28(22)26)35-34-24-16-15-23(20-11-6-7-12-21(20)24)33-32-19-9-4-3-5-10-19/h3-18,30-31H,1-2H3/b33-32+,35-34+
InChIKey: YCUVUDODLRLVIC-VPHDGDOJSA-N
SMILES: CC1(C)Nc2cccc3c(ccc(N1)c23)\N=N\c4ccc(\N=N\c5ccccc5)c6ccccc46
CAS DataBase Reference: 4197 · 4197-25-5(CAS DataBase Reference)
EWG's Food Scores: 1 · 1-4
FDA UNII: 9 YDL1Q990E · 9YDL1Q990E
EPA Substance Registry System: 3 · C.I. Solvent Black 3 (4197-25-5)
UNSPSC Code: 12171500 · 12171500
NACRES: 47 · NA.47
Symbol(GHS): 8 · GHS08
Signal word: Warning
Hazard statements: 341 · H341
Precautionary statements: 201 · P201-P202-P280-P308+P313-P405-P501
PPE: 95 · Eyeshields, Gloves, type N95 (US)
Hazard Codes: F,Xi
Risk Statements: 11 · 11-36/37/38
Safety Statements: 24 · 24/25-16-37/39-26
WGK Germany: 3 · 3
RTECS: 4431500 · SD4431500
TSCA: TSCA listed
HazardClass: IRRITANT
HS Code: 32041900 · 32041900
Storage Class: 11 · 11 - Combustible Solids
Hazard Classifications: 2 · Muta. 2
Toxicity: 50 ivn-mus: · LD50 ivn-mus: 63 mg/kg CSLNX* NX#04918

Safety & regulation

Safety data

PPE: Eyeshields, Gloves, type N95 (US)
wgk: 3
tsca: TSCA listed
rtecs: SD4431500
hs_code: 32041900
Toxicity: LD50 ivn-mus: 63 mg/kg CSLNX* NX#04918
risk_code: 11-36/37/38
Signal word: Warning
Symbol(GHS): GHS08
hazard_code: F,Xi
safety_code: 24/25-16-37/39-26
hazard_class: IRRITANT
Storage Class: 11 - Combustible Solids
Hazard statements: H341
Hazard Classifications: Muta. 2
Precautionary statements: P201-P202-P280-P308+P313-P405-P501

Chemistry & industry

Applications

UsesSudan Black is a basic black dye that is used in staining triglycerides and lipids off some lipoproteins. Biological stain. Dyes and metabolites, Environmental Testing.

Preparation methods

Preparationaniline diazotization, and Naphthalen-1-amine coupling, and its product to diazotization, and 2,2-Dimethyl-2,3-dihydro-1H-perimidinecoupling.

Upstream & downstream products

Upstream raw materials

Suppliers50 total

国药集团化学试剂有限公司86-21-63210123 · [email protected]

梯希爱(上海)化成工业发展有限公司021-67121386 · [email protected]

上海阿拉丁生化科技股份有限公司400-6206333 13167063860 · [email protected]

Shandong chuangyingchemical Co., Ltd.18853181302 · [email protected]

上海康朗生物科技有限公司021-61998208 18217752821 · [email protected]

Additional notes · 1 item

DefinitionChEBI: Sudan black B is a member of the class of perimidines that is 2,2-dimethyl-2,3-dihydro-1H-perimidine carrying a [4-(phenyldiazenyl)naphthalen-1-yl]diazenyl substituent at position 6. A fat-soluble dye predominantly used for demonstrating triglycerides in frozen sections and for staining of protein bound lipids in paraffin sections. It has a role as a histological dye. It is a member of azobenzenes, a bis(azo) compound and a member of perimidines.

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