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Cas Database

Name	INDAN	EINECS	207-814-7
CAS No.	496-11-7	Density	0.997 g/cm³
PSA	0.00000	LogP	2.17530
Solubility	Soluble in ethanol, diethyl ether, chloroform (slightly), and ether. Insoluble in water.	Melting Point	-51 °C(lit.)
Formula	C₉H₁₀	Boiling Point	176.499 °C at 760 mmHg
Molecular Weight	118.178	Flash Point	50 °C
Transport Information	UN 3295 3/PG 3	Appearance	colourless to faintly yellow liquid
Safety	23-24/25-62	Risk Codes	10-65
Molecular Structure		Hazard Symbols	Xn， F
Synonyms	Indan(8CI);1,2-Hydrindene;2,3-Dihydro-1H-indene;2,3-Dihydroindene;Benzocyclopentane;Hydrindene;Hydrindonaphthene;Indane;NSC 5292;	Article Data	226

INDAN Synthetic route

: 95-13-6
1-indene

: 496-11-7
INDANE

Conditions

Conditions	Yield
With hydrogen; lithium aluminium tetrahydride; nickelocene In tetrahydrofuran Ambient temperature; atmospheric pressure;	99%
With fac-[Mn(1,2-bis(di-isopropylphosphino)ethane)(CO)3(CH2CH2CH3)]; hydrogen In diethyl ether at 60℃; under 37503.8 Torr; for 24h;	99%
With chloro-trimethyl-silane; benzoic acid; sodium iodide In acetonitrile at 75℃; for 16h; Heating;	98%

methyltetrahydrofluorene: methyltetrahydrofluorene

: 95-13-6
1-indene

A methylfluorene: methylfluorene

B: 496-11-7
INDANE

Conditions

Conditions	Yield
palladium on activated carbon at 250℃; for 2h;	A 96% B 99%

: 17057-95-3
1,2,3,4-tetrahydro-9H-fluorene

: 95-13-6
1-indene

A: 86-73-7
9H-fluorene

B: 496-11-7
INDANE

Conditions

Conditions	Yield
	A n/a B 99%
	A n/a B 97%
	A n/a B 95%

: 858259-07-1
2,3-dimethyl-1,4,4a,9a-tetrahydro-fluorene

: 95-13-6
1-indene

A: 496-11-7
INDANE

B: 4612-63-9
2,3-dimethyl-9H-fluorene

Conditions

Conditions	Yield
palladium on activated carbon at 250℃; for 2h;	A 97% B 93%

: 52652-40-1
1,4,4a,9a-tetrahydro-fluorene

: 95-13-6
1-indene

A: 86-73-7
9H-fluorene

B: 496-11-7
INDANE

Conditions

Conditions	Yield
palladium on activated carbon at 250℃; for 2h;	A 97% B 88%
at 250℃; for 2h;	A 96% B 95%
palladium on activated carbon at 230 - 250℃; for 2 - 4h;	A 91% B 88%

: 83-33-0
inden-1-one

: 496-11-7
INDANE

Conditions

Conditions	Yield
With triethylsilane; trifluorormethanesulfonic acid In dichloromethane for 2h; Ambient temperature;	96%
With sodium cyanoborohydride at 20℃; for 0.05h;	94%
With [(C6H6)(PCy3)(CO)RuH]+*BF4−; hydrogen; phenol In 1,4-dioxane; isopropyl alcohol at 130℃; under 1520.1 Torr; for 16h; Inert atmosphere; Glovebox; Schlenk technique; chemoselective reaction;	90%

: 115227-67-3
1,9-dibromo-2,7-nonadiyne

: 496-11-7
INDANE

Conditions

Conditions	Yield
With N,N,N,N,N,N-hexamethylphosphoric triamide; lithium hexamethyldisilazane Cyclization; dehydrobromination;	89%

: 42918-20-7
1-allyl-2-bromobenzene

: 280-64-8
9-bora-bicyclo[3.3.1]nonane

: 496-11-7
INDANE

Conditions

Conditions	Yield
With sodium hydroxide; dihydrogen peroxide; cis-dichloro-1,1'-bis(diphenylphosphino)ferrocene palladium(II) In tetrahydrofuran To a soln. of haloalkene is added 9-BBN at 0°C, mixt. is stirred for 5 h at room temp., catalyst and aq. NaOH are added, after refluxing for 14 h, the unreacted borane is oxidized with H2O2 for 1h.; Isolated by chromy. over silica gel with hexane-ether, identified by IR,(1)H NMR, mass spectrometry, elem. anal.;	86%

Yield

With sodium hydroxide; dihydrogen peroxide; cis-dichloro-1,1'-bis(diphenylphosphino)ferrocene palladium(II) In tetrahydrofuran To a soln. of haloalkene is added 9-BBN at 0°C, mixt. is stirred for 5 h at room temp., catalyst and aq. NaOH are added, after refluxing for 14 h, the unreacted borane is oxidized with H2O2 for 1h.; Isolated by chromy. over silica gel with hexane-ether, identified by IR,(1)H NMR, mass spectrometry, elem. anal.;

86%

: 945546-80-5
6-hydroxy-1,2,3,6-tetrahydroindene-3a-carboxylic acid tert-butyl ester

: 496-11-7
INDANE

Conditions

Conditions	Yield
With BiCl3*H2O In water; acetonitrile at 65 - 70℃; for 8h;	81%
With bismuth chloride hydrate In water; acetonitrile at 65 - 70℃;

: 606-23-5
1H-indene-1,3(2H)-dione

: 496-11-7
INDANE

Conditions

Conditions	Yield
With triethylsilane; trifluoroacetic acid at 50℃; for 20h;	80%
With ethanol; PdCl2 activated platinum Hydrogenation;

INDAN Chemical Properties

Indan is also named as 1,2-Hydrindene;1H-Indene, 2,3-dihydro-;2,3-dihydro-1h-inden;2,3-dihydro-inden;2,3-Dihydroindene;Benzocyclopentane;Hydrindonaphthene;indane,and so on.

Molecular Formula: C₉H₁₀
Molecular Weight: 118.18
EINECS: 207-814-7
Melting point: -51 °C(lit.)
Boiling point: 176 °C(lit.)
Density: 0.965 g/mL at 25 °C(lit.)
Refractive index; n20/D 1.537(lit.)
Flash point: 50 °C
Storage temp.: Flammables area
Merck: 14,4931
BRN: 1904376

INDAN Uses

Indan is quite commonly used in the synthesis of organic compounds which can be used as drugs,solvents,shock proof agents,solvents,and so on.

INDAN Toxicity Data With Reference

orl-rat LDLo:5000 mg/kg

28ZRAQ Toxicology and Biochemistry of Aromatic Hydrocarbons Gerarde, H.,New York, NY.: Elsevier,1960,55.

RTECS: NK3750000

INDAN Consensus Reports

Reported in EPA TSCA Inventory.

INDAN Safety Profile

Mildly toxic by ingestion. When heated to decomposition it emits acrid smoke and fumes.

Hazard Codes: Xn,F
Risk Statements: 10-65
Safety Statements: 23-24/25-62
RIDADR: UN 3295 3/PG 3
WGK Germany: 3
Hazard Note: Flammable
HazardClass: 3
PackingGroup: III

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