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Product Name: Solvent Orange 1
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2051-85-6

2051-85-6 structure

2051-85-6 structure

Name: Sudan Orange G
Chemical Name: Sudan Orange G
CAS Number: 2051-85-6
Molecular Formula: C₁₂H₁₀N₂O₂
Molecular Weight: 214.22000
Catalog: Biochemical Biochemical reagent Biological dye
Create Date: 2018-08-24 13:38:50
Modify Date: 2026-07-03 16:52:22

Name	Sudan Orange G
Synonyms	asol Yellow RSF oilorange c.i.foodorange3 C.I. Solvent Orange 1 2,4-Dihydroxyazobenzene, 4-(Phenylazo)resorcinol, SOG benzenenazoresorcinol Ceres Orange G fastoiloranget ceresorangeg fastoilyellowg 2,4-Dihydroxyazobenzene (4-(Phenylazo)resorcinol fatorangea Sudan Orange G/Solvent Orange 1 Sudan Orange G, pureR fatorangerg Solvent Orange 1 asolyellowrsf Sudan red III (A) oilorangeg Cerisol Yellow SUDAN ORANGE G Oil Yellow GG ceresorangegn 4-Phenylazo-benzene-1,3-diol Oil Orange MON Fat Orange GS P-PHENYLAZORESORCINOL Oil Orange SUDAN G MFCD00002275 Fat Orange RG 1,3-Benzenediol, 4-(phenylazo) Lacquer Orange Hexacol Oil Yellow GG 4-benzeneazo-1,3-dihydroxybenzene Fast Oil Orange T C.I. Food Orange 3 lacquerorangev Oil Yellow G Extra fatorangegs Ceres orange GN Oil Orange G fatvictoriayellowd 2,4-dihydroxyazobenzene foodorange3 sudan orange-G c.i.solventorange1 Fat Orange A hexacoloilyellowgg Oil Orange MO Sudan orange G SUDAN ORANGE G C.I.NO SOG Fast Oil Yellow G 1504yellow 3-Benzenediol,4-(phenylazo)-1 Fat Victoria Yellow D EINECS 218-131-9 1504 Yellow 4-(PHENYLAZO)-1,3-BENZENEDIOL GSudan Oran Oil Orange MON Extra cerisolyellow SOLVENT ORANGE 1

Density	1.24g/cm3
Boiling Point	407.501ºC at 760 mmHg
Melting Point	143-146ºC
Molecular Formula	C₁₂H₁₀N₂O₂
Molecular Weight	214.22000
Flash Point	262.509ºC
Exact Mass	214.07400
PSA	65.18000
LogP	3.51320
Appearance	Powder \| Red-orange
Vapour Pressure	0mmHg at 25°C
Index of Refraction	1.618

CHEMICAL IDENTIFICATION

RTECS NUMBER :: CZ9027500

CHEMICAL NAME :: 1,3-Benzenediol, 4-(phenylazo)-

CAS REGISTRY NUMBER :: 2051-85-6

BEILSTEIN REFERENCE NO. :: 0958430

LAST UPDATED :: 199701

DATA ITEMS CITED :: 2

MOLECULAR FORMULA :: C12-H10-N2-O2

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Intraperitoneal

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 600 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: 85JCAE "Prehled Prumyslove Toxikologie; Organicke Latky," Marhold, J., Prague, Czechoslovakia, Avicenum, 1986 Volume(issue)/page/year: -,1307,1986

Symbol	GHS07
Signal Word	Warning
Hazard Statements	H315-H319-H335
Precautionary Statements	P261-P305 + P351 + P338
Personal Protective Equipment	dust mask type N95 (US);Eyeshields;Gloves
Hazard Codes	Xi
Risk Phrases	R36/37/38
Safety Phrases	26-36
RIDADR	NONH for all modes of transport
WGK Germany	3
RTECS	CZ9027500
HS Code	32041200

Precursor 8
108-46-3 100-34-5 6268-32-2 2684-02-8
142-04-1 622-37-7 7227-91-0 297766-64-4
DownStream 7
40925-70-0 3163-07-3 98-95-3 29418-46-0
16060-49-4 13066-95-0 2437-49-2

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