CAS No.27973-29-1,1,6-Dibromopyrene Suppliers

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Basic Information

Molecular Structure:
CAS No.:	27973-29-1
Name:	1,6-Dibromopyrene
Article Data:	53
Cas Database

Formula:	C₁₆H₈Br₂
Molecular Weight:	360.048
Synonyms:	pyrene, 1,6-dibromo-;
EINECS:	1308068-626-2
Density:	1.852 g/cm³
Melting Point:	228.0 to 232.0 °C
Boiling Point:	469.6 °C at 760 mmHg
Flash Point:	277.3 °C
Solubility:	N/A
Appearance:	White to off-white powder
Hazard Symbols:	N/A
Risk Codes:	36/37/38
Safety:	26-36/37/39
Transport Information:	N/A
PSA:	0.00000
LogP:	6.10900

Synthetic route

: 129-00-0
pyrene

A: 27973-29-1
1,6-dibromopyrene

B: 38303-35-4
1,8-dibromopyrene

Conditions

Conditions	Yield
With carbon disulfide; bromine at 20℃; for 17h;	A 15% B 85%
With carbon disulfide; bromine at 20℃; for 17h;	A 15% B 85%
With bromine In chloroform for 4h; Inert atmosphere; Reflux;	A 71.1% B 20%

: C18H16Br2O2

: 27973-29-1
1,6-dibromopyrene

Conditions

Conditions	Yield
With methanesulfonic acid In dichloromethane at 0 - 20℃; for 1h; Inert atmosphere;	82.2%

: C24H28Br2O2

: 27973-29-1
1,6-dibromopyrene

Conditions

Conditions	Yield
With methanesulfonic acid In dichloromethane at 0 - 20℃; for 1h; Inert atmosphere;	78.33%

: 129-00-0
pyrene

: 27973-29-1
1,6-dibromopyrene

Conditions

Conditions	Yield
With bromine In dichloromethane at 20℃; for 30h;	64%
With bromine In tetrachloromethane at 110℃; for 12h; Darkness;	63%
With bromine In chloroform at 23℃; for 8h;	63%

: 1-hydropyrenyl

: 27973-29-1
1,6-dibromopyrene

Conditions

Conditions	Yield
With bromine In chloroform at 20℃;	30%

: 1714-29-0
1-bromopyrene

A: 38037-54-6
1,3-dibromopyrene

B: 27973-29-1
1,6-dibromopyrene

C: 38303-35-4
1,8-dibromopyrene

Conditions

Conditions	Yield
With bromine In dichloromethane for 5h; Ambient temperature;	A 3 % Spectr. B 53 % Spectr. C 44 % Spectr.

...Expand

: 42882-08-6
1-amino-6-bromopyrene

: 27973-29-1
1,6-dibromopyrene

Conditions

Conditions	Yield
(i) NaNO2, aq. H2SO4, DMF, (ii) CuBr, KBr, aq. HBr; Multistep reaction;

: 129-00-0
pyrene

: 75-09-2
dichloromethane

: 7726-95-6
bromine

A: 27973-29-1
1,6-dibromopyrene

B: 38303-35-4
1,8-dibromopyrene

...Expand

: 1714-29-0
1-bromopyrene

A: 27973-29-1
1,6-dibromopyrene

B: 38303-35-4
1,8-dibromopyrene

C: 38303-36-5
1,3,6-tribromopyrene

Conditions

Conditions	Yield
With sodium hypochlorite; potassium bromide In methanol for 24h; pH=5;	A n/a B n/a C 20 mg

...Expand

: 42882-03-1
1-bromo-6-nitropyrene

: 27973-29-1
1,6-dibromopyrene

Conditions

Conditions	Yield
Multi-step reaction with 2 steps 1: N2H4*H2O / Raney-Ni 2: (i) NaNO2, aq. H2SO4, DMF, (ii) CuBr, KBr, aq. HBr View Scheme

Total:139 Page 1 of 4 1 2 3 4 Next>>

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Chemistry

Molecular Structure of 1,6-Dibromopyrene (CAS NO.27973-29-1):

IUPAC Name: 1,6-dibromopyrene
Empirical Formula: C₁₆H₈Br₂
Molecular Weight: 360.0427
H bond acceptors: 0
H bond donors: 0
Freely Rotating Bonds: 0
Polar Surface Area: 0 Å²
Index of Refraction: 1.863
Molar Refractivity: 87.84 cm³
Molar Volume: 194.3 cm³
Surface Tension: 64.4 dyne/cm
Density: 1.852 g/cm³
Flash Point: 277.3 °C
Enthalpy of Vaporization: 70.4 kJ/mol
Boiling Point: 469.6 °C at 760 mmHg
Vapour Pressure: 1.54E-08 mmHg at 25°C
InChI
InChI=1/C16H8Br2/c17-13-8-4-10-2-6-12-14(18)7-3-9-1-5-11(13)16(10)15(9)12/h1-8H
Smiles
c1(ccc2ccc3c(ccc4ccc1c2c34)Br)Br

Specification

1,6-Dibromopyrene , with CAS number of 27973-29-1, can be called pyrene, 1,6-dibromo- .

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