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ChemicalBook >> CAS DataBase List >> 4,4'-(Ethyne-1,2-diyl)diphthalic Anhydride

4,4'-(Ethyne-1,2-diyl)diphthalic Anhydride

4,4'-(Ethyne-1,2-diyl)diphthalic Anhydride price.
  • $45 - $440
  • Product name: 4,4'-(Ethyne-1,2-diyl)diphthalic Anhydride
  • CAS: 129808-00-0
  • MF: C18H6O6
  • MW: 318.24
  • EINECS:695-093-3
  • MDL Number:
  • Synonyms:1,3-Isobenzofurandione, 5,5'-(1,2-ethynediyl)bis-;4,4'-(Ethyne-1,2-diyl)diphthalic Anhydride;5,5'-(1,2-Ethynediyl)bis[1,3-isobenzofurandione];5,5'-(ethyne-1,2-diyl)bis(isobenzofuran-1,3-dione);4,4'-(Ethyne-1,2-diyl)diphthalicAnhydride>4,4'-(Ethyne-1,2-diyl)diphthalic Anhydride (purified by sublimation);4,4'-(Ethyne-1,2-diyl)diphthalic Anhydride ISO 9001：2015 REACH;5-[2-(1,3-dioxo-2-benzofuran-5-yl)ethynyl]-2-benzofuran-1,3-dione
Price8 Properties Safety Information Description
8 prices
Selected condition：
Brand
  • AK Scientific
  • Crysdot
  • TCI Chemical
  • TRC
Package
  • 50mg
  • 500mg
  • 1G
  • 5g
  • 25g
  • 100g
  • ManufacturerAK Scientific
  • Product number6263AL
  • Product description4,4'-(Ethyne-1,2-diyl)diphthalic Anhydride
  • Packaging5g
  • Price$137
  • Updated2021-12-16
  • Buy
  • ManufacturerCrysdot
  • Product numberCD11298402
  • Product description4,4'-(Ethyne-1,2-diyl)diphthalic Anhydride 95+%
  • Packaging100g
  • Price$440
  • Updated2021-12-16
  • Buy
  • ManufacturerTCI Chemical
  • Product numberE1412
  • Product description4,4'-(Ethyne-1,2-diyl)diphthalic Anhydride (purified by sublimation)
  • Packaging1G
  • Price$59
  • Updated2024-03-01
  • Buy
  • ManufacturerTCI Chemical
  • Product numberE1164
  • Product description4,4'-(Ethyne-1,2-diyl)diphthalic Anhydride >98.0%(HPLC)(T)
  • Packaging5g
  • Price$67
  • Updated2024-03-01
  • Buy
  • ManufacturerTCI Chemical
  • Product numberE1412
  • Product description4,4'-(Ethyne-1,2-diyl)diphthalic Anhydride (purified by sublimation)
  • Packaging5G
  • Price$180
  • Updated2024-03-01
  • Buy
  • ManufacturerTCI Chemical
  • Product numberE1164
  • Product description4,4'-(Ethyne-1,2-diyl)diphthalic Anhydride >98.0%(HPLC)(T)
  • Packaging25g
  • Price$219
  • Updated2024-03-01
  • Buy
  • ManufacturerTRC
  • Product numberD485873
  • Product description5-[2-(1,3-dioxo-2-benzofuran-5-yl)ethynyl]-2-benzofuran-1,3-dione
  • Packaging50mg
  • Price$45
  • Updated2021-12-16
  • Buy
  • ManufacturerTRC
  • Product numberD485873
  • Product description5-[2-(1,3-dioxo-2-benzofuran-5-yl)ethynyl]-2-benzofuran-1,3-dione
  • Packaging500mg
  • Price$75
  • Updated2021-12-16
  • Buy
Manufacturer Product number Product description Packaging Price Updated Buy
AK Scientific 6263AL 4,4'-(Ethyne-1,2-diyl)diphthalic Anhydride 5g $137 2021-12-16 Buy
Crysdot CD11298402 4,4'-(Ethyne-1,2-diyl)diphthalic Anhydride 95+% 100g $440 2021-12-16 Buy
TCI Chemical E1412 4,4'-(Ethyne-1,2-diyl)diphthalic Anhydride (purified by sublimation) 1G $59 2024-03-01 Buy
TCI Chemical E1164 4,4'-(Ethyne-1,2-diyl)diphthalic Anhydride >98.0%(HPLC)(T) 5g $67 2024-03-01 Buy
TCI Chemical E1412 4,4'-(Ethyne-1,2-diyl)diphthalic Anhydride (purified by sublimation) 5G $180 2024-03-01 Buy
TCI Chemical E1164 4,4'-(Ethyne-1,2-diyl)diphthalic Anhydride >98.0%(HPLC)(T) 25g $219 2024-03-01 Buy
TRC D485873 5-[2-(1,3-dioxo-2-benzofuran-5-yl)ethynyl]-2-benzofuran-1,3-dione 50mg $45 2021-12-16 Buy
TRC D485873 5-[2-(1,3-dioxo-2-benzofuran-5-yl)ethynyl]-2-benzofuran-1,3-dione 500mg $75 2021-12-16 Buy

Properties

Melting point :350 °C(dec.)
Boiling point :633.9±40.0 °C(Predicted)
Density :1.65±0.1 g/cm3(Predicted)
form :powder to crystal
color :White to Orange to Green

Safety Information

Symbol(GHS): GHS hazard pictograms
Signal word: Warning
Hazard statements:
Code Hazard statements Hazard class Category Signal word Pictogram P-Codes
H315 Causes skin irritation Skin corrosion/irritation Category 2 Warning GHS hazard pictograms P264, P280, P302+P352, P321,P332+P313, P362
H319 Causes serious eye irritation Serious eye damage/eye irritation Category 2A Warning GHS hazard pictograms P264, P280, P305+P351+P338,P337+P313P
Precautionary statements:
P264 Wash hands thoroughly after handling.
P264 Wash skin thouroughly after handling.
P280 Wear protective gloves/protective clothing/eye protection/face protection.
P302+P352 IF ON SKIN: wash with plenty of soap and water.
P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.
P332+P313 IF SKIN irritation occurs: Get medical advice/attention.
P337+P313 IF eye irritation persists: Get medical advice/attention.

Description

Suppliers and manufacturers

Cangzhou Wanyou New Material Technology Co.,Ltd
5,5'-(ethyne-1,2-diyl)bis(isobenzofuran-1,3-dione)
$1.00 /1g
5,5'-(ethyne-1,2-diyl)bis(isobenzofuran-1,3-dione) CAS:129808-00-0
Shijiazhuang Tongyang Import and Export Co., LTD
5,5'-(ethyne-1,2-diyl)bis(isobenzofuran-1,3-dione)
$10.00 /1KG
5,5'-(ethyne-1,2-diyl)bis(isobenzofuran-1,3-dione) CAS:129808-00-0
Shanghai Daeyeon Chemicals Co., Ltd
Dideu Industries Group Limited
AFINE CHEMICALS LIMITED
Heynova (Shanghai) New Material Technology CO., Ltd
Henan Alfa Chemical Co., Ltd
Sholon Chem-Tech Co.,Ltd
GIHI CHEMICALS CO.,LIMITED
LEAPCHEM CO., LTD.