Butyne-1,4-diol (CAS 54141-09-2) — formula C4H6O2, molecular weight 86.09; category organic chemicals.
| CAS Number | 54141-09-2 |
|---|---|
| Molecular Formula | C4H6O2 |
| Molecular Weight | 86.09 |
| Melting Point | 50 °C |
| Boiling Point | 460 °F at 760 mmHg (USCG, 1999) |
| LogP | -1.1 |
| Applications | Uses: Used to produce flame retardants and other chemicals, Also used as a corrosion inhibitor, pickling agent, paint remover, cleansing agent, descaling agent, electroplating brightener, defoliant, polymerization accelerator, and stabilizer for chlorinated hydrocarbons, [HSDB], Electroplating [Category: Plate], Farming (Pesticides) [Category: Industry], ... Hydrogenation in aqueous solution to butanediol and butenediol is the main application area ... Less than 2% of the production volume of butynediol are ... used as an external intermediate for the production of flame retardants or as a corrosion inhibitor and pickling agent in metal surface treatment ... Butynediol is reported to serve as an intermediate for the synthesis of polyols, insecticides, pharmaceuticals and auxiliaries for the paint and textile industry ... Butynediol is ... a component in cleaning solutions to remove scale by means of acids, in acid pickles and in organic paint removers. The following consumer products may contain butynediol ... cleansing agents for sanitary installations ... car cleansing products ... building facade cleansers ... disinfectants for sanitary installations ... pipe descaling agents ... descaling agents ..., Intermediate, corrosion inhibitor, SRP: Not registered for USE in USA, stabilizer for chlorinated hydrocarbons, cosolvent for paint and varnish removal., Industry Uses: Corrosion inhibitor, Etching agent, Chelating agent, Plating agent, Methods of Manufacturing: The synthesis 2-butyne-1, 4-diol ... is carried out by reaction under pressure of acetylene and an aqueous solution of formaldehyde, catalyzed by copper acetylide., Impurities: < 0.5% water, 1% butane-1, 4-diol, Formulations, Preparations: Grade: crystalline solid, 97%, aqueous solution 35%, U.S. Production: 2023: 100, 000, 000 - <500, 000 lb, 2022: 100, 2021: 100, 2020: 100, 000 - <250, This chemical is listed as a High Production Volume (HPV) (65FR81686). Chemicals listed as HPV were produced in or imported into the U.S. in >1 million pounds in 1990 and, or 1994. The HPV list is based on the 1990 Inventory Update Rule. (IUR) (40 CFR part 710 subpart B, 51FR21438)., Production volumes for non-confidential chemicals reported under the Inventory Update Rule. [Table#3759], General Manufacturing Information: All Other Chemical Product and Preparation Manufacturing, Plastics Material and Resin Manufacturing, All Other Basic Organic Chemical Manufacturing, 2-Butyne-1, 4-diol: ACTIVE, Butynediol is produced by Reppe synthesis. The reaction of acetylene and formaldehyde is carried out in closed systems at 80 to 100 °C using an aqueous formaldehyde solution (30-50%) and a partial pressure of acetylene of 1 to 6 X10+5 Pa ... The crude product contains 33 to 55% butynediol, 1 to 2% propargyl alcohol, 0.4 to 1% of unreacted formaldehyde and 1 to 2% heavy by-products., At 2 sites in the European Union ... produced at tonnages of >1, 000 tonnes, annum, the maximum production volume at a single site is 100, annum. The maximum cumulative production volume is indicated in IUCLID amounts to 200, from 1993 to 1996 around 185, 000 tonnes were annually produced. Less than 200 tonnes, annum were exported outside the European Union. |
| Category | Organic Chemicals |
Documented applications: Uses: Used to produce flame retardants and other chemicals, Also used as a corrosion inhibitor, pickling agent, paint remover, cleansing agent, descaling agent, electroplating brightener, defoliant, polymerization accelerator, and stabilizer for chlorinated hydrocarbons, [HSDB], Electroplating [Category: Plate], Farming (Pesticides) [Category: Industry], ... Hydrogenation in aqueous solution to butanediol and butenediol is the main application area ... Less than 2% of the production volume of butynediol are ... used as an external intermediate for the production of flame retardants or as a corrosion inhibitor and pickling agent in metal surface treatment ... Butynediol is reported to serve as an intermediate for the synthesis of polyols, insecticides, pharmaceuticals and auxiliaries for the paint and textile industry ... Butynediol is ... a component in cleaning solutions to remove scale by means of acids, in acid pickles and in organic paint removers. The following consumer products may contain butynediol ... cleansing agents for sanitary installations ... car cleansing products ... building facade cleansers ... disinfectants for sanitary installations ... pipe descaling agents ... descaling agents ..., Intermediate, corrosion inhibitor, SRP: Not registered for USE in USA, stabilizer for chlorinated hydrocarbons, cosolvent for paint and varnish removal., Industry Uses: Corrosion inhibitor, Etching agent, Chelating agent, Plating agent, Methods of Manufacturing: The synthesis 2-butyne-1, 4-diol ... is carried out by reaction under pressure of acetylene and an aqueous solution of formaldehyde, catalyzed by copper acetylide., Impurities: < 0.5% water, 1% butane-1, 4-diol, Formulations, Preparations: Grade: crystalline solid, 97%, aqueous solution 35%, U.S. Production: 2023: 100, 000, 000 - <500, 000 lb, 2022: 100, 2021: 100, 2020: 100, 000 - <250, This chemical is listed as a High Production Volume (HPV) (65FR81686). Chemicals listed as HPV were produced in or imported into the U.S. in >1 million pounds in 1990 and, or 1994. The HPV list is based on the 1990 Inventory Update Rule. (IUR) (40 CFR part 710 subpart B, 51FR21438)., Production volumes for non-confidential chemicals reported under the Inventory Update Rule. [Table#3759], General Manufacturing Information: All Other Chemical Product and Preparation Manufacturing, Plastics Material and Resin Manufacturing, All Other Basic Organic Chemical Manufacturing, 2-Butyne-1, 4-diol: ACTIVE, Butynediol is produced by Reppe synthesis. The reaction of acetylene and formaldehyde is carried out in closed systems at 80 to 100 °C using an aqueous formaldehyde solution (30-50%) and a partial pressure of acetylene of 1 to 6 X10+5 Pa ... The crude product contains 33 to 55% butynediol, 1 to 2% propargyl alcohol, 0.4 to 1% of unreacted formaldehyde and 1 to 2% heavy by-products., At 2 sites in the European Union ... produced at tonnages of >1, 000 tonnes, annum, the maximum production volume at a single site is 100, annum. The maximum cumulative production volume is indicated in IUCLID amounts to 200, from 1993 to 1996 around 185, 000 tonnes were annually produced. Less than 200 tonnes, annum were exported outside the European Union..
Butyne-1,4-diol is a carbon-based organic compound with CAS registry number 54141-09-2 and molecular formula C4H6O2 (molecular weight 86.09), belonging to the organic chemicals segment of chemical raw materials.
CAS number: 54141-09-2
Its molecular formula C4H6O2 comprises 4 C, 6 H, 2 O atoms.
Also known as: Butyne-1,4-diol · 1,4-丁炔二醇
Category: organic chemicals
The CAS registry number of Butyne-1,4-diol is 54141-09-2.
Molecular formula C4H6O2, molecular weight 86.09.
It is also registered under: Butyne-1,4-diol, 1,4-丁炔二醇.
Recorded applications: Uses: Used to produce flame retardants and other chemicals, Also used as a corrosion inhibitor, pickling agent, paint remover, cleansing agent, descaling agent, electroplating brightener, defoliant, polymerization accelerator, and stabilizer for chlorinated hydrocarbons, [HSDB], Electroplating [Category: Plate], Farming (Pesticides) [Category: Industry], ... Hydrogenation in aqueous solution to butanediol and butenediol is the main application area ... Less than 2% of the production volume of butynediol are ... used as an external intermediate for the production of flame retardants or as a corrosion inhibitor and pickling agent in metal surface treatment ... Butynediol is reported to serve as an intermediate for the synthesis of polyols, insecticides, pharmaceuticals and auxiliaries for the paint and textile industry ... Butynediol is ... a component in cleaning solutions to remove scale by means of acids, in acid pickles and in organic paint removers. The following consumer products may contain butynediol ... cleansing agents for sanitary installations ... car cleansing products ... building facade cleansers ... disinfectants for sanitary installations ... pipe descaling agents ... descaling agents ..., Intermediate, corrosion inhibitor, SRP: Not registered for USE in USA, stabilizer for chlorinated hydrocarbons, cosolvent for paint and varnish removal., Industry Uses: Corrosion inhibitor, Etching agent, Chelating agent, Plating agent, Methods of Manufacturing: The synthesis 2-butyne-1, 4-diol ... is carried out by reaction under pressure of acetylene and an aqueous solution of formaldehyde, catalyzed by copper acetylide., Impurities: < 0.5% water, 1% butane-1, 4-diol, Formulations, Preparations: Grade: crystalline solid, 97%, aqueous solution 35%, U.S. Production: 2023: 100, 000, 000 - <500, 000 lb, 2022: 100, 2021: 100, 2020: 100, 000 - <250, This chemical is listed as a High Production Volume (HPV) (65FR81686). Chemicals listed as HPV were produced in or imported into the U.S. in >1 million pounds in 1990 and, or 1994. The HPV list is based on the 1990 Inventory Update Rule. (IUR) (40 CFR part 710 subpart B, 51FR21438)., Production volumes for non-confidential chemicals reported under the Inventory Update Rule. [Table#3759], General Manufacturing Information: All Other Chemical Product and Preparation Manufacturing, Plastics Material and Resin Manufacturing, All Other Basic Organic Chemical Manufacturing, 2-Butyne-1, 4-diol: ACTIVE, Butynediol is produced by Reppe synthesis. The reaction of acetylene and formaldehyde is carried out in closed systems at 80 to 100 °C using an aqueous formaldehyde solution (30-50%) and a partial pressure of acetylene of 1 to 6 X10+5 Pa ... The crude product contains 33 to 55% butynediol, 1 to 2% propargyl alcohol, 0.4 to 1% of unreacted formaldehyde and 1 to 2% heavy by-products., At 2 sites in the European Union ... produced at tonnages of >1, 000 tonnes, annum, the maximum production volume at a single site is 100, annum. The maximum cumulative production volume is indicated in IUCLID amounts to 200, from 1993 to 1996 around 185, 000 tonnes were annually produced. Less than 200 tonnes, annum were exported outside the European Union..
Category: Organic Chemicals.
Independent reference data for Butyne-1,4-diol (CAS 54141-09-2), compiled from public chemistry databases.
| CAS Registry Number | 54141-09-2 |
|---|---|
| PubChem CID | 8066 |
| Molecular formula | C4H6O2 |
| IUPAC name | but-2-yne-1,4-diol |
| UNII (FDA) | AXH202FPQM |
| Molecular Weight | 86.09 |
|---|---|
| XLogP3 | -1.1 |
| Hydrogen Bond Donor Count | 2 |
| Hydrogen Bond Acceptor Count | 2 |
| Rotatable Bond Count | 0 |
| Exact Mass | 86.036779430 |
| Monoisotopic Mass | 86.036779430 |
| Topological Polar Surface Area | 40.5 |
| Heavy Atom Count | 6 |
| Boiling Point | 460 °F at 760 mmHg (USCG, 1999) |
|---|---|
| Boiling Point | 238 °C |
| Boiling Point | 238 °C @760 [mm Hg] |
| Melting Point | 50 °C |
| Melting Point | 58 °C |
| Flash Point | 263 °F (USCG, 1999) |
| Flash Point | 128 °C |
| Flash Point | 152 °C |
| Solubility | In water, 3.74X10+6 mg/L at 25 °C |
| Density | 1.115 @ 20°C |
2-Butyne-1,4-diol; 110-65-6; But-2-yne-1,4-diol; Butynediol; 1,4-Dihydroxy-2-butyne; 1,4-BUTYNEDIOL; Bis(hydroxymethyl)acetylene; 2-Butynediol; Agrisynth B3D; 2-Butin-1,4-diol; DTXSID4021921; 1,4-Butinodiol; Butynediol-1,4; AXH202FPQM; NSC-834; 2-Butin-1,4-diol [Czechoslovakia]
| Reported hazard statements | H301, H312, H314, H317, H331, H373, H311 (48.9%), H318 (45.2%) |
|---|
H301: Toxic if swallowed [Danger Acute toxicity, oral]
H312: Harmful in contact with skin [Warning Acute toxicity, dermal]
Butyne-1,4-diol · CAS 54141-09-2 · C4H6O2. UNII AXH202FPQM. Boiling Point: 460 °F at 760 mmHg (USCG, 1999); Boiling Point: 238 °C; Boiling Point: 238 °C @760 [mm Hg].
Source: PubChem / Wikidata; the batch COA governs where values differ.
Supplier: Jinan Shenghe Chemical Co., Ltd.
中文页面: 1,4-丁炔二醇