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ChemicalBook >> CAS DataBase List >>2-ACETAMIDOFLUORENE

2-ACETAMIDOFLUORENE

CAS No.
53-96-3
Chemical Name:
2-ACETAMIDOFLUORENE
Synonyms
2-ACETYLAMINOFLUORENE;AAF;2-AAF;N-2-FLUORENYLACETAMIDE;2-FAA;aaf[qr];faa[qr];2-faa[qr];2-aaf[qr];NSC 12279
CBNumber:
CB9463907
Molecular Formula:
C15H13NO
Molecular Weight:
223.27
MDL Number:
MFCD00001116
MOL File:
53-96-3.mol
MSDS File:
SDS
TDS File:
TDS
Last updated:2026-07-16 07:06:08
Product description Number Pack Size Price
N-Fluoren-2-ylacetamide for synthesis 8.20576 10g $268
N-(2-Fluorenyl)acetamide ≥98% (HPLC) A7015 5g $193
N-(2-Fluorenyl)acetamide ≥98% (HPLC) A7015 25g $407
2-Acetamidofluorene >98.0%(HPLC)(N) A0076 5g $167
2-Acetamidofluorene >98.0%(HPLC)(N) A0076 25g $481
More product size

2-ACETAMIDOFLUORENE Properties

Melting point 192-196 °C(lit.)
Boiling point 364.56°C (rough estimate)
Density 1.0707 (rough estimate)
refractive index 1.5500 (estimate)
storage temp. Store below +30°C.
solubility Soluble in acetone, acetic acid, alcohol (Weast, 1986), glycols, and fat solvents (Windholz et al., 1983)
form Crystalline Powder
pka 14.89±0.20(Predicted)
color off-white to tan
Water Solubility 10.13 mg/L at 26.3 °C (Ellington et al., 1987)
Merck 14,4157
BRN 2807677
Henry's Law Constant 5.2×104 mol/(m3Pa) at 25℃, HSDB (2015)
InChI 1S/C15H13NO/c1-10(17)16-13-6-7-15-12(9-13)8-11-4-2-3-5-14(11)15/h2-7,9H,8H2,1H3,(H,16,17)
InChIKey CZIHNRWJTSTCEX-UHFFFAOYSA-N
SMILES CC(=O)Nc1ccc-2c(Cc3ccccc-23)c1
CAS DataBase Reference 53-96-3(CAS DataBase Reference)
EWG's Food Scores 1
FDA UNII 9M98QLJ2DL
Proposition 65 List 2-Acetylaminofluorene
EPA Substance Registry System 2-Acetylaminofluorene (53-96-3)
UNSPSC Code 12352111
NACRES NA.25

SAFETY

Risk and Safety Statements

Symbol(GHS)  Exclamation Mark (GHS07)Health Hazard (GHS08)
GHS07,GHS08
Signal word  Danger
Hazard statements  H302-H350
Precautionary statements  P202-P264-P270-P280-P301+P312-P308+P313
PPE Eyeshields, Gloves, type P2 (EN 143) respirator cartridges
Hazard Codes  T,N
Risk Statements  45-22-51/53
Safety Statements  53-36/37/39-45
RIDADR  UN 3077 9/PG 3
WGK Germany  3
RTECS  AB9450000
TSCA  TSCA listed
HS Code  2924 29 70
HazardClass  6.1(b)
PackingGroup  III
Storage Class 6.1C - Combustible acute toxic Cat.3
toxic compounds or compounds which causing chronic effects
Hazard Classifications Acute Tox. 4 Oral
Carc. 1B
Hazardous Substances Data 53-96-3(Hazardous Substances Data)
Toxicity Acute oral LD50 for mice 1,020 mg/kg (quoted, RTECS, 1985).
NFPA 704
0
1 0

2-ACETAMIDOFLUORENE price More Price(36)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich 8.20576 N-Fluoren-2-ylacetamide for synthesis 53-96-3 10g $268 2026-04-30 Buy
Sigma-Aldrich A7015 N-(2-Fluorenyl)acetamide ≥98% (HPLC) 53-96-3 5g $193 2023-06-20 Buy
Sigma-Aldrich A7015 N-(2-Fluorenyl)acetamide ≥98% (HPLC) 53-96-3 25g $407 2023-06-20 Buy
TCI Chemical A0076 2-Acetamidofluorene >98.0%(HPLC)(N) 53-96-3 5g $167 2026-04-30 Buy
TCI Chemical A0076 2-Acetamidofluorene >98.0%(HPLC)(N) 53-96-3 25g $481 2026-04-30 Buy
Product number Packaging Price Buy
8.20576 10g $268 Buy
A7015 5g $193 Buy
A7015 25g $407 Buy
A0076 5g $167 Buy
A0076 25g $481 Buy

2-ACETAMIDOFLUORENE Chemical Properties,Uses,Production

Description

2-Acetylaminofluorene (2-AAF) was originally synthesized to be used as a pesticide but due to its profound carcinogenicity it is now purely used in research laboratories for research purposes only. The occupations at greatest risk to acetylaminofluorene exposure are organic chemists, chemical stockroom workers, and biomedical researchers. 2-AAF is a tan-colored compound insoluble in water (melting point. 194 C). It is soluble in glycols, alcohols, ether, and acetic acid. 2-AAF is no longer produced in commercial quantities anywhere in the world. In 2009, 2-AAF was distributed in small quantities by 17 specialty chemical companies, including 11 in the United States. As per the US Environmental Protection Agency (EPA), environmental release of 2-AAF rose from w10 000 to w81 000 lb from 1998 to 2001, and then was contained below 1000 lb in 2003. Although neither the National Institute of Occupational Safety and Health (NIOSH) nor the Occupational Safety and Health Administration (OSHA) has estimated the number of US workers exposed to acetylaminofluorene, perhaps fewer than 1000 workers in 200 laboratories may have come in contact with this compound.
In order to debate ‘threshold level,’ dose–response relationships, and carcinogenic potential of 2-AAF, a few studies employed very large numbers of female BALB/c StCrlfC3Hf/ Nctr mice, and exposed them to low doses of 2-AAF for up to 33 months. Study findings showed two different types of dose– response relationships for urinary bladder neoplasms and liver neoplasms; bladder neoplasms exhibited a minimum effect level (or a nonlinear response) for specific conditions. In contrast, the late-appearing liver neoplasms displayed a nearly linear response that extrapolated directly to zero dose. Time of exposure (18, 24, and 33 months) was shown to be an important factor for incremental positive response. Induction of bladder neoplasms was shown to occur early in the study, but was dependent on the continuous presence of 2-AAF, whereas the liver neoplasms appeared very late in the study but were shown to be induced at a very early point in the exposures and did not require the continuous presence of the carcinogen in order to develop. Results of this type of studies were consistent with ‘no threshold concept.’ Overall, most studies advocate the importance of the time factor in safety evaluation or risk assessment in carcinogenesis because carcinogen dose, length of exposure, and gender all may play roles in cancer/ tumor development.

Chemical Properties

2-Acetylaminofluorene (AAF) is a combustible, tan powder or crystalline solid

Chemical Properties

WHITE TO YELLOW-BROWN CRYSTALLINE POWDER

Uses

Acetylaminofluorene is found as a contaminant in coal gasification processes. It was intended to be used as a pesticide but was never marketed due to its carcinogenicity. It has no known use.

Uses

As a laboratory reagent for research purposes (specifically, a positive control for carcinogenicity and mutagenicity studies)

Uses

N-(2-Fluorenyl)acetamide (2-Acetamidofluorene, 2-AAF), a genotoxic carcinogen, is used to induce liver cancer in animal models such as the 2-AAF/partial hepatectomy rat. 2-AAF may be used to study the mechanism of liver carcinogenesis and as a reference material during its identification or quantitation.

Uses

As a positive control to study the carcinogenicity and mutagenicity of aromatic amines.

Production Methods

2-Acetylaminofluorene is produced for research purposes only with an estimated U.S. annual usage of less than 20 lb. It was originally developed as a possible insecticide but has never been used for this purpose after discovery of its carcinogenicity. It is now almost exclusively used in the laboratory studies as a model carcinogen and mutagen.

Definition

ChEBI: The parent of the class of 2-acetamidofluorenes, being an ortho-fused polycyclic arene that consists of 9H-fluorene bearing an acetamido substituent at position 2. It is a carcinogenic and mutagenic derivative of fluorene.

General Description

White powder or light beige solid.

Air & Water Reactions

Insoluble in water.

Reactivity Profile

2-ACETAMIDOFLUORENE is incompatible with acids, bases and oxidizing agents. Ozone and chlorinating agents oxidize 2-ACETAMIDOFLUORENE .

Health Hazard

2-Acetylaminofluorene (AAF) is a potent carcinogen in dogs, hamsters, and rats. There is no toxicity information on humans.1

Fire Hazard

Flash point data for 2-ACETAMIDOFLUORENE are not available; however, 2-ACETAMIDOFLUORENE is probably combustible.

Biochem/physiol Actions

A genotoxic carcinogen that is used to model liver carcinogenesis in rat. When N-hydroxylated by cytochrome CYP1A2 in the liver, 2-AAF forms adducts with DNA and is tumorigenic in liver and bladder.

Safety Profile

Confirmed human carcinogen with experimental carcinogenic, neoplas tigenic, tumorigenic, and teratogenic data. Moderately toxic by ingestion and intraperitoneal routes. Experimental reproductive effects. Human mutation data reported. When heated to decomposition it emits toxic fumes of NOx.

Potential Exposure

2-AAF was intended to be used as a pesticide, but it was never marketed because this chemical was found to be carcinogenic. AAF is used frequently by biochemists and technicians engaged in the study of liver enzymes and the carcinogenicity and mutagenicity ofaromatic amines as a positive control. Therefore, these persons may be exposed to AAF.

Carcinogenicity

2-Acetylaminofluorene is reasonably anticipated to be a human carcinogen based on sufficient evidence of carcinogenicity from studies in experimental animals.

Environmental Fate

Biological. In the presence of suspended natural populations from unpolluted aquatic systems, the second-order microbial transformation rate constant determined in the laboratory was reported to be 4.8 ± 2.8 x 10-12 L/organismh (Steen, 1991).
Chemical/Physical. Based on first-order rate constants determined at 85.5 °C, hydrolysis halflives at pH values of 2.49, 2.97, 7.34, 9.80, 10.25, and 10.39 were 4.2, 12, 41, 13, 7.2, and 1.9 d, respectively (Ellington et al., 1987). Releases toxic nitrogen oxides when heated to decomposition (Sax and Lewis, 1987).

Shipping

UN3077 Environmentally hazardous substances, solid, n.o.s., Hazard class: 9; Labels: 9-Miscellaneous hazardous material, Technical Name Required.

Purification Methods

Recrystallise it from toluene (1.3mg in 100mL). Its solubility in H2O is 1.3mg/L at 25o, UV: max nm(log ) : 288(4.43), 313(4.13). [Sawicki J Org Chem 21 271 1956.] It can also be recrystallised from 50% AcOH. [Diels et al. Chem Ber 35 3285 1902]. 9-14C and -14C 2-acetamidofluorene were recrystallised from aqueous EtOH and had m 194-195o and 194o respectively. Potent CARCINOGEN. [Miller et al. Cancer Res 9 504 1949, 10 616 1950, Sadin et al. J Am Chem Soc 74 5073 1952, Beilstein 12 H 3287, 12 IV 3373.]

Toxicity evaluation

According to the US EPA’s Toxics Release Inventory, environmental releases of 2-AAF considerably increased from 1998 to 2001, declined to as low as 255 lb in 2003, and have remained below 1000 lb since 2003. However, most of the releases were to hazardous-waste landfills. In 2007, one facility released about 500 lb of 2-AAF to a hazardous-waste landfill and about 250 lb to air. Release of 2-AAF to the environment from artificial sources is probably not significant since less than 20 lb year of this compound are consumed in the United States. If released to soil, 2-AAF is expected to have low mobility. Chemical hydrolysis, oxidation, and volatilization are not expected to be significant. If released to water, 2-AAF may undergo direct photolysis and is expected to strongly adsorb to suspended solids and sediments. Chemical hydrolysis, oxidation, volatilization, and bioaccumulation are not expected to be significant. If released to the atmosphere, 2-AAF may undergo vapor phase adsorption to airborne particulate matter, it may react with photochemically generated hydroxyl radicals (estimated vapor phase half-life1/4 5.92 h) or it may undergo direct photolysis.

Incompatibilities

Hygroscopic. Contact with strong oxidizers may cause fire and explosions. Not compatible with cyanides, acids, and/or acid anhydrides. May form unstable and explosive peroxides; a possible polymerization hazard. Contact with strong oxidizers or strong reducing agents may form flammable gases and cause fire and explosions. A weak base that may react as an acid. Incompatible with strong bases (forming potentially dangerous salts), chlorinated hydrocarbons, nitro compounds. Reacts with azo and diazo compounds, generating toxic gases. Contact with mixture of acetic acid 1 dinitrogen trioxide may cause explosion.

Waste Disposal

Consult with environmental regulatory agencies for guidance on acceptable disposal practices. Generators of waste containing this contaminant (≥100 kg/mo) must conform with EPA regulations governing storage, transportation, treatment, and waste disposal. Presumably high-temperature incineration with scrubber for any produced nitrogen oxides can be used

607-57-8
10387-40-3
53-96-3
Synthesis of 2-ACETAMIDOFLUORENE from 2-Nitrofluorene and Potassium thioacetate
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View Lastest Price from 2-ACETAMIDOFLUORENE manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
2-Acetamidofluorene pictures 2026-07-15 2-Acetamidofluorene
53-96-3
$1520.00-2500.00 10g TargetMol Chemicals Inc.
2-ACETAMIDOFLUORENE pictures 2019-12-23 2-ACETAMIDOFLUORENE
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$1.00 1KG 98% HPLC 10t Career Henan Chemical Co
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