Acid Orange 7

Modify Date: 2024-01-02 11:50:26

Acid Orange 7 Structure
Acid Orange 7 structure
 Common Name Acid Orange 7
CAS Number 633-96-5 Molecular Weight 350.324
Density N/A Boiling Point N/A
Molecular Formula C16H11N2NaO4S Melting Point 164°C
MSDS Chinese USA Flash Point N/A
Symbol GHS07
GHS07		 Signal Word Warning

 Use of Acid Orange 7


Acid orange 7 (Orange II), an azo dye, is an indicator pollutant. Acid orange 7 appears in manufacturing wastewater disposed of from the textile, food, and cosmetic industries[1][2].

 Names

Name Acid Orange 7
Synonym More Synonyms

 Acid Orange 7 Biological Activity

Description Acid orange 7 (Orange II), an azo dye, is an indicator pollutant. Acid orange 7 appears in manufacturing wastewater disposed of from the textile, food, and cosmetic industries[1][2].
Related Catalog
References

[1]. Fang Zhang, et al. Decolorization of Acid Orange 7 by extreme-thermophilic mixed culture. Bioresour Technol. 2019 Nov;291:121875.

[2]. Mohamad Ghalebizade, et al. Acid Orange 7 treatment and fate by electro-peroxone process using novel electrode arrangement. Chemosphere. 2019 Nov;235:1007-1014.

 Chemical & Physical Properties

Melting Point 164°C
Molecular Formula C16H11N2NaO4S
Molecular Weight 350.324
Exact Mass 350.033722
PSA 110.53000
LogP 4.94570
Water Solubility 116 g/L (30 ºC)

 Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
DB7084000
CHEMICAL NAME :
Benzenesulfonic acid, 4-((2-hydroxy-1-naphthalenyl)azo)-, monosodium salt
CAS REGISTRY NUMBER :
633-96-5
LAST UPDATED :
199710
DATA ITEMS CITED :
10
MOLECULAR FORMULA :
C16-H12-N2-O4-S.Na
MOLECULAR WEIGHT :
351.35

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
150 gm/kg/43W-C
TOXIC EFFECTS :
Liver - other changes Blood - pigmented or nucleated red blood cells Blood - changes in erythrocyte (RBC) count
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Intraperitoneal
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
240 mg/kg/3D-I
TOXIC EFFECTS :
Liver - other changes Biochemical - Metabolism (Intermediary) - lipids including transport
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Oral
DOSE :
150 gm/kg
SEX/DURATION :
male 43 week(s) pre-mating
TOXIC EFFECTS :
Reproductive - Paternal Effects - testes, epididymis, sperm duct
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Intratesticular
DOSE :
10 mg/kg
SEX/DURATION :
male 1 day(s) pre-mating
TOXIC EFFECTS :
Reproductive - Paternal Effects - spermatogenesis (incl. genetic material, sperm morphology, motility, and count) Reproductive - Paternal Effects - testes, epididymis, sperm duct

MUTATION DATA

TYPE OF TEST :
Mutation in mammalian somatic cells
TEST SYSTEM :
Human Lymphocyte
DOSE/DURATION :
12 nmol/L
REFERENCE :
MUREAV Mutation Research. (Elsevier Science Pub. B.V., POB 211, 1000 AE Amsterdam, Netherlands) V.1- 1964- Volume(issue)/page/year: 249,265,1991 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOHS - National Occupational Hazard Survey (1974) NOHS Hazard Code - M1433 No. of Facilities: 4422 (estimated) No. of Industries: 42 No. of Occupations: 44 No. of Employees: 43457 (estimated) NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - M1433 No. of Facilities: 3061 (estimated) No. of Industries: 22 No. of Occupations: 31 No. of Employees: 38768 (estimated) No. of Female Employees: 14382 (estimated)

 Safety Information

Symbol GHS07
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:Irritant
Risk Phrases R36/37/38
Safety Phrases S26-S36-S37/39
RIDADR NONH for all modes of transport
WGK Germany 3
RTECS DB7084000
HS Code 3204120000

 Customs

HS Code 3204120000

 Articles30

More Articles
Probing the radical chemistry in UV/persulfate-based saline wastewater treatment: kinetics modeling and byproducts identification.

Chemosphere 109 , 106-12, (2014)

The effect of Cl(-) on the oxidative degradation of Acid Orange 7 (AO7) was investigated in UV/S2O8(2-) system to elucidate the chlorination pathways in saline wastewaters. Lower amount of Cl(-) as we...

Analysis and testing of biological stains--the Biological Stain Commission Procedures.

Biotech. Histochem. 77(5&6) , 237-275, (2002)

Operational factors affecting the bioregeneration of mono-amine modified silica loaded with Acid Orange 7.

Water Res. 46(19) , 6419-29, (2012)

In this study, the operational factors affecting the bioregeneration of AO7-loaded MAMS particles in batch system, namely redox condition, initial acclimated biomass concentration, shaking speed and t...

 Synonyms

orangeyz
Orange 7
Sodium 4-[(2-hydroxy-1-naphthyl)diazenyl]benzenesulfonate
orangeiic
sodium 4-[(2-hydroxynaphthalen-1-yl)diazenyl]benzenesulfonate
4-[(2-hydroxy-1-naphthyl)azo]benzenesulfonic acid,sodium salt
Benzenesulfonic acid, 4-[2-(2-hydroxy-1-naphthalenyl)diazenyl]-, sodium salt (1:1)
ORANGE 4
ORANGE1
Acid Orange
tropaeolin ooo
orangeya
EINECS 211-199-0
MFCD00021510
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