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ChemicalBook >> CAS DataBase List >> Acetylenedicarboxylic acid

Acetylenedicarboxylic acid

$10 - $1190.79
Product name: Acetylenedicarboxylic acid
CAS: 142-45-0
MF: C4H2O4
MW: 114.06
EINECS:205-536-0
MDL Number:MFCD00004362
Synonyms:ACETYLENEDICARBOXYLIC ACID FREE ACID;BUTYNEDIOIC ACID ACETYLENE DICARBOXYLIC ACID 99%;Acetylenedicarboxylic acid,98%;Acetylen-dicarbonsαure;2-Butynedioate;NSC-1903;NSC-631597;Acetylenedicarboxylic acid,99%

Price21 Properties Safety Information Description

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Brand

AHH
Alfa Aesar
Ambeed
American Custom Chemicals Corporation
Biosynth Carbosynth
BroadPharm
Crysdot
Frontier Specialty Chemicals
Sigma-Aldrich
TCI Chemical
TRC

Package

1g
5g
10g
25g
50g
100g
250g

ManufacturerAHH
Product numberMT-04274
Product description2-Butynedioicacid 97%
Packaging250g
Price$295
Updated2021-12-16
Buy

ManufacturerAlfa Aesar
Product numberA18736
Product descriptionAcetylenedicarboxylic acid, 97%
Packaging5g
Price$29.65
Updated2024-03-01
Buy

ManufacturerAlfa Aesar
Product numberA18736
Product descriptionAcetylenedicarboxylic acid, 97%
Packaging25g
Price$94.3
Updated2024-03-01
Buy

ManufacturerAlfa Aesar
Product numberA18736
Product descriptionAcetylenedicarboxylic acid, 97%
Packaging100g
Price$325
Updated2024-03-01
Buy

ManufacturerAmbeed
Product numberA151533
Product descriptionAcetylenedicarboxylic Acid 98%
Packaging5g
Price$10
Updated2021-12-16
Buy

ManufacturerAmbeed
Product numberA151533
Product descriptionAcetylenedicarboxylic Acid 98%
Packaging25g
Price$29
Updated2021-12-16
Buy

ManufacturerAmerican Custom Chemicals Corporation
Product numberCHM0028288
Product descriptionACETYLENE DICARBOXYLIC ACID 95.00%
Packaging5G
Price$819.95
Updated2021-12-16
Buy

ManufacturerAmerican Custom Chemicals Corporation
Product numberCHM0028288
Product descriptionACETYLENE DICARBOXYLIC ACID 95.00%
Packaging25G
Price$1190.79
Updated2021-12-16
Buy

ManufacturerBiosynth Carbosynth
Product numberFA43743
Product descriptionAcetylenedicarboxylic acid
Packaging10g
Price$100
Updated2021-12-16
Buy

ManufacturerBiosynth Carbosynth
Product numberFA43743
Product descriptionAcetylenedicarboxylic acid
Packaging25g
Price$180
Updated2021-12-16
Buy

ManufacturerBiosynth Carbosynth
Product numberFA43743
Product descriptionAcetylenedicarboxylic acid
Packaging50g
Price$320
Updated2021-12-16
Buy

ManufacturerBiosynth Carbosynth
Product numberFA43743
Product descriptionAcetylenedicarboxylic acid
Packaging100g
Price$500
Updated2021-12-16
Buy

ManufacturerBiosynth Carbosynth
Product numberFA43743
Product descriptionAcetylenedicarboxylic acid
Packaging250g
Price$900
Updated2021-12-16
Buy

ManufacturerBroadPharm
Product numberBP-21137
Product descriptionAcetylenedicarboxylic Acid 97%
Packaging1g
Price$45
Updated2021-12-16
Buy

ManufacturerCrysdot
Product numberCD13022813
Product descriptionBut-2-ynedioicacid 95+%
Packaging25g
Price$104
Updated2021-12-16
Buy

ManufacturerFrontier Specialty Chemicals
Product numberJK404950
Product descriptionAcetylenedicarboxylic Acid 98%
Packaging5g
Price$31
Updated2021-12-16
Buy

Manufacturer	Product number	Product description	Packaging	Price	Updated	Buy
AHH	MT-04274	2-Butynedioicacid 97%	250g	$295	2021-12-16	Buy
Alfa Aesar	A18736	Acetylenedicarboxylic acid, 97%	5g	$29.65	2024-03-01	Buy
Alfa Aesar	A18736	Acetylenedicarboxylic acid, 97%	25g	$94.3	2024-03-01	Buy
Alfa Aesar	A18736	Acetylenedicarboxylic acid, 97%	100g	$325	2024-03-01	Buy
Ambeed	A151533	Acetylenedicarboxylic Acid 98%	5g	$10	2021-12-16	Buy
Ambeed	A151533	Acetylenedicarboxylic Acid 98%	25g	$29	2021-12-16	Buy
American Custom Chemicals Corporation	CHM0028288	ACETYLENE DICARBOXYLIC ACID 95.00%	5G	$819.95	2021-12-16	Buy
American Custom Chemicals Corporation	CHM0028288	ACETYLENE DICARBOXYLIC ACID 95.00%	25G	$1190.79	2021-12-16	Buy
Biosynth Carbosynth	FA43743	Acetylenedicarboxylic acid	10g	$100	2021-12-16	Buy
Biosynth Carbosynth	FA43743	Acetylenedicarboxylic acid	25g	$180	2021-12-16	Buy
Biosynth Carbosynth	FA43743	Acetylenedicarboxylic acid	50g	$320	2021-12-16	Buy
Biosynth Carbosynth	FA43743	Acetylenedicarboxylic acid	100g	$500	2021-12-16	Buy
Biosynth Carbosynth	FA43743	Acetylenedicarboxylic acid	250g	$900	2021-12-16	Buy
BroadPharm	BP-21137	Acetylenedicarboxylic Acid 97%	1g	$45	2021-12-16	Buy
Crysdot	CD13022813	But-2-ynedioicacid 95+%	25g	$104	2021-12-16	Buy
Frontier Specialty Chemicals	JK404950	Acetylenedicarboxylic Acid 98%	5g	$31	2021-12-16	Buy

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Properties

Melting point :180-187 °C (dec.) (lit.)
Boiling point :133.5°C (rough estimate)
Density :1.1794 (rough estimate)
refractive index :1.5260 (estimate)
Flash point :131 °C
storage temp. :2-8°C
solubility :Methanol (Slightly), Water
form :Crystalline Powder or Crystals
pka :pK1: 1.75; pK2: 4.40 (25°C)
color :White or cream to beige
Water Solubility :soluble
BRN :878357
InChIKey :YTIVTFGABIZHHX-UHFFFAOYSA-N
CAS DataBase Reference :142-45-0(CAS DataBase Reference)
NIST Chemistry Reference :2-Butynedioic acid(142-45-0)
EPA Substance Registry System :2-Butynedioic acid (142-45-0)

Safety Information

Symbol(GHS):

Signal word:

Danger

Hazard statements:

Code	Hazard statements	Hazard class	Category	Signal word	P-Codes
H301	Toxic if swalloed	Acute toxicity,oral	Category 3	Danger	P264, P270, P301+P310, P321, P330,P405, P501
H315	Causes skin irritation	Skin corrosion/irritation	Category 2	Warning	P264, P280, P302+P352, P321,P332+P313, P362
H319	Causes serious eye irritation	Serious eye damage/eye irritation	Category 2A	Warning	P264, P280, P305+P351+P338,P337+P313P
H335	May cause respiratory irritation	Specific target organ toxicity, single exposure;Respiratory tract irritation	Category 3	Warning

Precautionary statements:

P261	Avoid breathing dust/fume/gas/mist/vapours/spray.
P264	Wash hands thoroughly after handling.
P264	Wash skin thouroughly after handling.
P270	Do not eat, drink or smoke when using this product.
P301+P310	IF SWALLOWED: Immediately call a POISON CENTER or doctor/physician.
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.

Description

Acetylenedicarboxylic acid is employed in the preparation of dimethyl acetylenedicarboxylate and potassium hydrogenacetylenedicarboxylate. It is also used as a laboratory reagent. Further, it is used as a precursor in organic synthesis and also serves as a pharmaceutical intermediate.

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Suppliers and manufacturers

Hebei Mojin Biotechnology Co., Ltd

$0.00 /25KG
Acetylenedicarboxylic acid CAS:142-45-0

Shanghai UCHEM Inc.

$14.00 /5g
Acetaylenedicarboxylic Acid CAS:142-45-0

Hebei Duling International Trade Co. LTD

$15.00 /100kg
Acetylenedicarboxylic acid CAS:142-45-0

career henan chemical co

$1.00 /1KG
Acetylenedicarboxylic acid CAS:142-45-0

Hebei Guanlang Biotechnology Co., Ltd.

$1.00 /1PCS
Acetylenedicarboxylic acid CAS:142-45-0

Capot Chemical Co.,Ltd.

Shanghai Daken Advanced Materials Co.,Ltd

Henan Tianfu Chemical Co.,Ltd.

Changzhou Ansciep Chemical Co., Ltd.

Hubei Jusheng Technology Co.,Ltd.

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Acetylenedicarboxylic acid

Properties

Safety Information

Description

Related product price

Suppliers and manufacturers