Sudan red G

Modify Date: 2025-08-21 10:27:51

Sudan red G Structure
Sudan red G structure
 Common Name Sudan red G
CAS Number 1229-55-6 Molecular Weight 278.30500
Density 1.19g/cm3 Boiling Point 443.7ºC at 760mmHg
Molecular Formula C17H14N2O2 Melting Point 179 °C
MSDS Chinese USA Flash Point 222.2ºC

 Names

Name Solvent Red 1
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.19g/cm3
Boiling Point 443.7ºC at 760mmHg
Melting Point 179 °C
Molecular Formula C17H14N2O2
Molecular Weight 278.30500
Flash Point 222.2ºC
Exact Mass 278.10600
PSA 54.18000
LogP 4.96940
Vapour Pressure 0mmHg at 25°C
Index of Refraction 1.616

 Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
GE5844740
CHEMICAL NAME :
C.I. Solvent Red 1
CAS REGISTRY NUMBER :
1229-55-6
LAST UPDATED :
199709
DATA ITEMS CITED :
4
MOLECULAR FORMULA :
C17-H14-N2-O2
MOLECULAR WEIGHT :
278.33

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
Standard Draize test
ROUTE OF EXPOSURE :
Administration into the eye
SPECIES OBSERVED :
Rodent - rabbit
REFERENCE :
NTIS** National Technical Information Service. (Springfield, VA 22161) Formerly U.S. Clearinghouse for Scientific & Technical Information. Volume(issue)/page/year: AD-A172-758 ** ACUTE TOXICITY DATA **
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
>5 gm/kg
TOXIC EFFECTS :
Kidney, Ureter, Bladder - other changes in urine composition Nutritional and Gross Metabolic - other changes
REFERENCE :
ATDAEI Acute Toxicity Data. Journal of the American College of Toxicology, Part B. (Mary Ann Liebert, Inc., 1651 Third Ave., New York, NY 10128) V.1- 1990- Volume(issue)/page/year: 15(Suppl 1),S43,1996
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Administration onto the skin
SPECIES OBSERVED :
Rodent - rabbit
DOSE/DURATION :
>2 gm/kg
TOXIC EFFECTS :
Lungs, Thorax, or Respiration - other changes Liver - other changes Skin and Appendages - dermatitis, other (after systemic exposure)
REFERENCE :
ATDAEI Acute Toxicity Data. Journal of the American College of Toxicology, Part B. (Mary Ann Liebert, Inc., 1651 Third Ave., New York, NY 10128) V.1- 1990- Volume(issue)/page/year: 15(Suppl 1),S43,1996

 Safety Information

Personal Protective Equipment Eyeshields;Gloves;type N95 (US);type P1 (EN143) respirator filter
Hazard Codes Xi
Risk Phrases R36/37/38
Safety Phrases S22-S24/25
RIDADR NONH for all modes of transport
WGK Germany 2
RTECS GE5844740

 Synthetic Route

N/A structure

N/A

CAS#:128784-24-7

~%

Sudan red G Structure

Sudan red G

CAS#:1229-55-6

Literature: Zhurnal Obshchei Khimii, , vol. 24, p. 585 - 587 Zhurnal Obshchei Khimii, , vol. 24, p. 572 - 574 Zhurnal Obshchei Khimii, , vol. 26, p. 405 - 409 Zhurnal Obshchei Khimii, , vol. 26, p. 384 - 389
2-methoxybenzenediazonium structure

2-methoxybenzen...

CAS#:17356-93-3

2-Naphthol structure

2-Naphthol

CAS#:135-19-3

~%

Sudan red G Structure

Sudan red G

CAS#:1229-55-6

Literature: Gazzetta Chimica Italiana, , vol. 41 II, p. 726
2,2'-DIMETHOXYAZOXYBENZENE structure

2,2'-DIMETHOXYA...

CAS#:13620-57-0

2-Naphthol structure

2-Naphthol

CAS#:135-19-3

~%

Sudan red G Structure

Sudan red G

CAS#:1229-55-6

Literature: Journal of the Chemical Society, Perkin Transactions 1: Organic and Bio-Organic Chemistry (1972-1999), , p. 688 - 692
Methanol structure

Methanol

CAS#:67-56-1

Sodium Methylate structure

Sodium Methylate

CAS#:124-41-4

~%

Sudan red G Structure

Sudan red G

CAS#:1229-55-6

Literature: Zhurnal Obshchei Khimii, , vol. 28, p. 1915,1918;engl.Ausg.S.1956,1958
1-(2-methoxyphenylazo)-2-methoxynaphthalene structure

1-(2-methoxyphe...

CAS#:77262-83-0

~%

Methyl bromide structure

Methyl bromide

CAS#:74-83-9

Sudan red G Structure

Sudan red G

CAS#:1229-55-6

Literature: Gazzetta Chimica Italiana, , vol. 43 II, p. 231
1-(2-methoxyphenylazo)-2-methoxynaphthalene structure

1-(2-methoxyphe...

CAS#:77262-83-0

~%

Chloromethane structure

Chloromethane

CAS#:74-87-3

Sudan red G Structure

Sudan red G

CAS#:1229-55-6

Literature: Gazzetta Chimica Italiana, , vol. 43 II, p. 231
Hydrochloric acid structure

Hydrochloric acid

CAS#:7647-01-0

1-(2-methoxyphenylazo)-2-methoxynaphthalene structure

1-(2-methoxyphe...

CAS#:77262-83-0

~%

Methanol structure

Methanol

CAS#:67-56-1

Sudan red G Structure

Sudan red G

CAS#:1229-55-6

Literature: Gazzetta Chimica Italiana, , vol. 42 II, p. 136 Gazzetta Chimica Italiana, , vol. 43 I, p. 556

 Articles4

More Articles
Determination of banned 10 azo-dyes in hot chili products by gel permeation chromatography-liquid chromatography-electrospray ionization-tandem mass spectrometry.

J. Chromatogr. A. 1164(1-2) , 120-8, (2007)

An accurate method based on the use of gel permeation chromatography (GPC)-liquid chromatography-tandem mass spectrometry interfaced with electrospray ionization (GPC-LC-ESI-MS/MS) was devised for the...

Development and validation of a confirmatory HPLC method for simultaneous determination of Sudan dyes in animal tissues and eggs.

J. Chromatogr. Sci. 48(1) , 63-7, (2010)

A simple and sensitive high-performance liquid chromatography (HPLC) analytical method for the simultaneous determination of six Sudan dyes (Sudan Red G, Sudan I, Sudan II, Sudan III, Sudan Red 7B, Su...

Formation of poly(epsilon-caprolactone) scaffolds loaded with small molecules by integrated processes.

J. Biomech. 40 Suppl 1 , S80-8, (2007)

Cell stimulation by bioactive molecules has become an important tool in tissue engineering. The homogeneous incorporation of such molecules within the bulk of a polymer-based scaffold compared to surf...

 Synonyms

EINECS 214-968-9
fatredbg
Anisol-(2 azo 1)-naphthol-(2)
1-(2-Methoxyphenylazo)-2-naphthol,Oil Red 113
MFCD00046377
Sudan red G
fatredrs
oilredog
1-(2'-methoxybenzeneazo)-2-naphthol
1-((2-Methoxyphenyl)diazenyl)naphthalen-2-ol
cred2
foodred16
1-(2-Methoxy-phenylazo)-[2]naphthol
oilpink
SUDAN R
oil red g
fatredg
1-(2-Methoxyphenylazo)-2-Naphthol
1-(2-Methyl-phenylazo)-naphthol-(2)
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