85-83-6
85-83-6 structure
- Name: Sudan IV
- Chemical Name: sudan IV
- CAS Number: 85-83-6
- Molecular Formula: C24H20N4O
- Molecular Weight: 380.442
- Catalog: Organic raw materials Organic phosphine compound
- Create Date: 2018-03-04 08:00:00
- Modify Date: 2026-07-04 19:42:34
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Sudan IV is a lysochrome (fat-soluble dye) diazo dye used for the staining of lipids, triglycerides and lipoproteins on frozen paraffin sections[1].
| Name | sudan IV |
|---|---|
| Synonyms |
oiedzd
o-Tolylazo-o-tolylazo-β-naphthol 2’,3-dimethyl-4-(2-hydroxynaphthylazo)azobenzene Scarlet Red 2-Naphthalenol, 1-[[2-methyl-4-[(2-methylphenyl)azo]phenyl]azo] FAT PONCEAU LB o-Tolyazo-o-tolyazo-β-naphthol Scletred Oil red Ⅳ SUDAN RED IV Biebrich Sclet BPC solvent red percent24 FAT PONCEAU R OR 4 AKA501 1-[(E)-{2-methyl-4-[(E)-(2-methylphenyl)diazenyl]phenyl}diazenyl]naphthalen-2-ol 2-Naphthol, 1-((4-(o-tolylazo)-o-tolyl)azo) oiedrr SCLET RED Organol Red B oilsclet48 Oil-Ceres-Red 1-((2-Methyl-4-((2-methylphenyl)azo)phenyl)azo)-2-naphthalenol MFCD00003893 SCHLACH RED SUDAN RED BBA L66J BNUNR B1 DNUNR B1&& CQ Oilsolublered SUDAN IV C.I. Solvent Red 24 (8CI) oiedtax SUDAN 4 Biebrich Sclet R, medicinal SUDAN IV, CERTIFIED oilred3 WAXOLINE RED O SOLVENT RED 24 BIEBRICH SCLET R sudanp SCLET RED SCHLACH oilred7 1-({2-Methyl-4-[(2-methylphenyl)diazenyl]phenyl}diazenyl)-2-naphthol SCLET R MICHAELIS transpent plastic red BIEBRICH SCLET R, OIL SOLUBLE OIL RED III SUDAN R OR BB OIL RED IV 1-((4-(o-tolylazo)-o-tolyl)azo)-2-naphtho SUDAN R EINECS 201-635-8 1-[(E)-{2-Methyl-4-[(E)-(2-methylphenyl)diazenyl]phenyl}diazenyl]-2-naphthol fatredb SCLET R BIEBLICH SCLET R SUDAN RED 4BA oieds 1-[2-METHYL-4-(2-METHYLPHENYLAZO)PHENYLAZO]-2-NAPHTHOL 1-((E)-(2-Methyl-4-[(E)-(2-methylphenyl)diazenyl]phenyl)diazenyl)-2-naphth Solvent Red 24 OIL RED c.i.258 oilredf oilredd SCLET RED, OIL SOLUBLE BIEBRICH SCLET R FAT SOLUBLE 1-[[2-methyl-4-[(2-methylphenyl)azo]phenyl]azo]-2-naphthaleno oilreda SUDAN RED BB abcoed4b FAT PONCEAU CI NO o-Tolylazo-o-tolylazo-b-naphthol alpha-Tolylazo-o-tolylazo-beta-naphthol OIL RED 4B 1-(4-o-tolylazo-o-tolylazo)-2-naphthol SUDAN RED 4 1-[[2-Methyl-4-[(2-methylphenyl)azo]phenyl]azo]-2-naphthalenol 2',3-Dimethyl-4-(2-hydroxynaphthylazo)azobenzene Oleal Red BB oleaedbb 1-(4-(o-Tolylazo)-o-tolylazo)-2-naphthol 1-{[2-Methyl-4-(o-tolylazo)phenyl]azo}naphthalen-2-ol |
| Description | Sudan IV is a lysochrome (fat-soluble dye) diazo dye used for the staining of lipids, triglycerides and lipoproteins on frozen paraffin sections[1]. |
|---|---|
| Related Catalog | |
| References |
| Density | 1.2±0.1 g/cm3 |
|---|---|
| Boiling Point | 618.8±55.0 °C at 760 mmHg |
| Melting Point | 199ºC |
| Molecular Formula | C24H20N4O |
| Molecular Weight | 380.442 |
| Flash Point | 424.4±20.8 °C |
| Exact Mass | 380.163696 |
| PSA | 69.67000 |
| LogP | 6.66 |
| Vapour Pressure | 0.0±1.9 mmHg at 25°C |
| Index of Refraction | 1.645 |
| Water Solubility | Insoluble in water; soluble in benzene, methanol, acetone, isopropanol; slightly soluble in ethanol |
CHEMICAL IDENTIFICATION
HEALTH HAZARD DATAACUTE TOXICITY DATA
MUTATION DATA
|
| Symbol |
GHS07 |
|---|---|
| Signal Word | Warning |
| Hazard Statements | H315-H319 |
| Precautionary Statements | P305 + P351 + P338 |
| Personal Protective Equipment | dust mask type N95 (US);Eyeshields;Gloves |
| Hazard Codes | Xi: Irritant;T: Toxic; |
| Risk Phrases | R36/38 |
| Safety Phrases | S24/25 |
| RIDADR | NONH for all modes of transport |
| WGK Germany | 3 |
| RTECS | QL5775000 |
| HS Code | 2927000090 |
|
~%
85-83-6 |
| Literature: Chemische Berichte, , vol. 20, p. 1182 |
| HS Code | 2927000090 |
|---|---|
| Summary | 2927000090 other diazo-, azo- or azoxy-compounds。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:6.5%。General tariff:30.0% |