B9750
Benzophenone-3,3′,4,4′-tetracarboxylic dianhydride
98%
Manufacturer: Sigma Aldrich
CAS Number: 2421-28-5
Synonym(S): 4,4′-Carbonyldiphthalic anhydride
Select a Size
| Pack Size | SKU | Availability | Price |
|---|---|---|---|
| 100 G | B9750-100-G | In Stock | ₹ 4,140.00 |
| 500 G | B9750-500-G | In Stock | ₹ 7,290.00 |
| 5 KG | B9750-5-KG | In Stock | ₹ 76,781.73 |
B9750 - 100 G
In Stock
Quantity
1
Base Price: ₹ 4,140.00
GST (18%): ₹ 745.20
Total Price: ₹ 4,885.20
vapor density
1.4 (vs air)
Quality Level
200
vapor pressure
<0.1 mmHg ( 0 °C)
Assay
98%
form
powder
autoignition temp.
975 °F
expl. lim.
16 %
mp
218-222 °C (lit.)
SMILES string
O=C1OC(=O)c2cc(ccc12)C(=O)c3ccc4C(=O)OC(=O)c4c3
InChI
1S/C17H6O7/c18-13(7-1-3-9-11(5-7)16(21)23-14(9)19)8-2-4-10-12(6-8)17(22)24-15(10)20/h1-6H
Other Options
| Image | Product Name | Manufacturer | Price Range | |
|---|---|---|---|---|
 | Sigma Aldrich Fine Chemicals Biosciences Benzophenone-3,3',4,4'-tetracarboxylic dianhydride 98% | 2421-28-5 | MFCD00005923 | 100G | Sigma Aldrich Fine Chemicals Biosciences | ₹ 6,238.90 | |
 | Benzophenonetetracarboxylic dianhydride | ChemScene | ₹ 979.00 - ₹ 23,674.00 | |
 | 2421-28-5 | 1,3-Isobenzofurandione, 5,5'-carbonylbis- | A2B Chem | ₹ 1,424.00 - ₹ 13,439.00 |
Related Products
Description
- General description: Benzophenone-3,3′,4,4′-tetracarboxylic acid is formed by hydrolysis, it can be converted to the dianhydride by treating with Ac2O (molar ratio 4 to 1 of acid).[1]The dianhydride is used to synthesize polyimides, which are highly flexible in nature due to the presence of keto and carbonyl groups in the dianhydride molecule. The keto and carbonyl groups subsequently increase the spacing between the imide rings enhancing the solubility and processibility.
- Application: Used in the synthesis of polyimides.
SAFETY INFORMATION
Pictograms
Signal Word
Warning
Hazard Statements
Precautionary Statements
P261 - P264 - P271 - P280 - P304 + P340 + P312 - P305 + P351 + P338
Hazard Classifications
Eye Irrit. 2 - STOT SE 3
Target Organs
Respiratory system
WGK
WGK 1
Personal Protective Equipment
dust mask type N95 (US), Eyeshields, Gloves
Compare Similar Items
Show Difference
vapor density: 1.4 (vs air)
Quality Level: 200
vapor pressure: <0.1 mmHg ( 0 °C)
Assay: 98%
form: powder
autoignition temp.: 975 °F
expl. lim.: 16 %
mp: 218-222 °C (lit.)
SMILES string: O=C1OC(=O)c2cc(ccc12)C(=O)c3ccc4C(=O)OC(=O)c4c3
InChI: 1S/C17H6O7/c18-13(7-1-3-9-11(5-7)16(21)23-14(9)19)8-2-4-10-12(6-8)17(22)24-15(10)20/h1-6H
vapor density:
1.4 (vs air)
Quality Level:
200
vapor pressure:
<0.1 mmHg ( 0 °C)
Assay:
98%
form:
powder
autoignition temp.:
975 °F
expl. lim.:
16 %
mp:
218-222 °C (lit.)
SMILES string:
O=C1OC(=O)c2cc(ccc12)C(=O)c3ccc4C(=O)OC(=O)c4c3
InChI:
1S/C17H6O7/c18-13(7-1-3-9-11(5-7)16(21)23-14(9)19)8-2-4-10-12(6-8)17(22)24-15(10)20/h1-6H
vapor density: __
Quality Level: 400
vapor pressure: __
Assay: ≥98.0% (titration)
form: crystalline powder
autoignition temp.: __
expl. lim.: __
mp: __
SMILES string: __
InChI: __
vapor density:
__
Quality Level:
400
vapor pressure:
__
Assay:
≥98.0% (titration)
form:
crystalline powder
autoignition temp.:
__
expl. lim.:
__
mp:
__
SMILES string:
__
InChI:
__
vapor density: __
Quality Level: 100
vapor pressure: __
Assay: ≥98%
form: powder
autoignition temp.: __
expl. lim.: __
mp: 256-257 °C (lit.)
SMILES string: [H][C@]12CC[C@]3([H])[C@@]4(C)CC[C@H](O)C(C)(C)[C@]4([H])CC[C@@]3(C)[C@]1(C)CC[C@@]5(CO)CC[C@@H](C(C)=C)[C@]25[H]
InChI: 1S/C30H50O2/c1-19(2)20-10-15-30(18-31)17-16-28(6)21(25(20)30)8-9-23-27(5)13-12-24(32)26(3,4)22(27)11-14-29(23,28)7/h20-25,31-32H,1,8-18H2,2-7H3/t20-,21+,22-,23+,24-,25+,27-,28+,29+,30+/m0/s1
vapor density:
__
Quality Level:
100
vapor pressure:
__
Assay:
≥98%
form:
powder
autoignition temp.:
__
expl. lim.:
__
mp:
256-257 °C (lit.)
SMILES string:
[H][C@]12CC[C@]3([H])[C@@]4(C)CC[C@H](O)C(C)(C)[C@]4([H])CC[C@@]3(C)[C@]1(C)CC[C@@]5(CO)CC[C@@H](C(C)=C)[C@]25[H]
InChI:
1S/C30H50O2/c1-19(2)20-10-15-30(18-31)17-16-28(6)21(25(20)30)8-9-23-27(5)13-12-24(32)26(3,4)22(27)11-14-29(23,28)7/h20-25,31-32H,1,8-18H2,2-7H3/t20-,21+,22-,23+,24-,25+,27-,28+,29+,30+/m0/s1
vapor density: __
Quality Level: 200
vapor pressure: __
Assay: 99%
form: crystals
autoignition temp.: __
expl. lim.: __
mp: 24-27 °C (lit.)
SMILES string: Cc1cccc(c1O)C(C)(C)C
InChI: 1S/C11H16O/c1-8-6-5-7-9(10(8)12)11(2,3)4/h5-7,12H,1-4H3
vapor density:
__
Quality Level:
200
vapor pressure:
__
Assay:
99%
form:
crystals
autoignition temp.:
__
expl. lim.:
__
mp:
24-27 °C (lit.)
SMILES string:
Cc1cccc(c1O)C(C)(C)C
InChI:
1S/C11H16O/c1-8-6-5-7-9(10(8)12)11(2,3)4/h5-7,12H,1-4H3