1,2-Butanediol (CAS 26171-83-5) — formula C4H10O2, molecular weight 90.12; category organic chemicals.
| CAS Number | 26171-83-5 |
|---|---|
| Molecular Formula | C4H10O2 |
| Molecular Weight | 90.12 |
| Melting Point | -50 °C |
| Boiling Point | 195-196.9 °C |
| LogP | -0.2 |
| Applications | Uses: CIR ingredient: 1, 2-Butanediol, Used as an intermediate in polyester resins, as a solvent, [HSDB] Used as a solvent in pesticides and inkjet inks and in the preparation of polyurethanes, [CHEMINFO], Farming (Pesticides) [Category: Industry], IN INDUST AS INTERMEDIATE IN POLYESTER RESINS, Solvent and intermediate, Use Classification: EPA Safer Chemical Functional Use Classes -> Solvents, Safer Chemical Classes -> Green circle - The chemical has been verified to be of low concern, Consumer Uses: Solvent, Diluent, Methods of Manufacturing: 1, 2-BUTANEDIOL IS A RELATIVELY NEW PRODUCT & IS PRODUCED COMMERCIALLY BY HYDRATION OF CORRESPONDING 1, 2-BUTYLENE OXIDE IN MANNER SIMILAR TO THAT DESCRIBED FOR OTHER SIMPLE GLYCOLS., U.S. Production: 2023: 250, 000 - <550, 000 lb, 2022: 100, 000 - <250, 2021: 550, 000 - <1, 000, 2020: 100, (1977) MORE THAN 4.5X10+6 G (INCL 1, 3-ISOMER), (1979) MORE THAN 4.5X10+6 G (INCL 1, General Manufacturing Information: 1, 2-Butanediol: ACTIVE |
| Category | Organic Chemicals |
Documented applications: Uses: CIR ingredient: 1, 2-Butanediol, Used as an intermediate in polyester resins, as a solvent, [HSDB] Used as a solvent in pesticides and inkjet inks and in the preparation of polyurethanes, [CHEMINFO], Farming (Pesticides) [Category: Industry], IN INDUST AS INTERMEDIATE IN POLYESTER RESINS, Solvent and intermediate, Use Classification: EPA Safer Chemical Functional Use Classes -> Solvents, Safer Chemical Classes -> Green circle - The chemical has been verified to be of low concern, Consumer Uses: Solvent, Diluent, Methods of Manufacturing: 1, 2-BUTANEDIOL IS A RELATIVELY NEW PRODUCT & IS PRODUCED COMMERCIALLY BY HYDRATION OF CORRESPONDING 1, 2-BUTYLENE OXIDE IN MANNER SIMILAR TO THAT DESCRIBED FOR OTHER SIMPLE GLYCOLS., U.S. Production: 2023: 250, 000 - <550, 000 lb, 2022: 100, 000 - <250, 2021: 550, 000 - <1, 000, 2020: 100, (1977) MORE THAN 4.5X10+6 G (INCL 1, 3-ISOMER), (1979) MORE THAN 4.5X10+6 G (INCL 1, General Manufacturing Information: 1, 2-Butanediol: ACTIVE.
1,2-Butanediol is a carbon-based organic compound with CAS registry number 26171-83-5 and molecular formula C4H10O2 (molecular weight 90.12), belonging to the organic chemicals segment of chemical raw materials.
CAS number: 26171-83-5
Its molecular formula C4H10O2 comprises 4 C, 10 H, 2 O atoms.
Also known as: 1,2-Butanediol · 1,2-丁二醇
Category: organic chemicals
The CAS registry number of 1,2-Butanediol is 26171-83-5.
Molecular formula C4H10O2, molecular weight 90.12.
It is also registered under: 1,2-Butanediol, 1,2-丁二醇.
Recorded applications: Uses: CIR ingredient: 1, 2-Butanediol, Used as an intermediate in polyester resins, as a solvent, [HSDB] Used as a solvent in pesticides and inkjet inks and in the preparation of polyurethanes, [CHEMINFO], Farming (Pesticides) [Category: Industry], IN INDUST AS INTERMEDIATE IN POLYESTER RESINS, Solvent and intermediate, Use Classification: EPA Safer Chemical Functional Use Classes -> Solvents, Safer Chemical Classes -> Green circle - The chemical has been verified to be of low concern, Consumer Uses: Solvent, Diluent, Methods of Manufacturing: 1, 2-BUTANEDIOL IS A RELATIVELY NEW PRODUCT & IS PRODUCED COMMERCIALLY BY HYDRATION OF CORRESPONDING 1, 2-BUTYLENE OXIDE IN MANNER SIMILAR TO THAT DESCRIBED FOR OTHER SIMPLE GLYCOLS., U.S. Production: 2023: 250, 000 - <550, 000 lb, 2022: 100, 000 - <250, 2021: 550, 000 - <1, 000, 2020: 100, (1977) MORE THAN 4.5X10+6 G (INCL 1, 3-ISOMER), (1979) MORE THAN 4.5X10+6 G (INCL 1, General Manufacturing Information: 1, 2-Butanediol: ACTIVE.
Category: Organic Chemicals.
Independent reference data for 1,2-Butanediol (CAS 26171-83-5), compiled from public chemistry databases.
| CAS Registry Number | 26171-83-5 |
|---|---|
| PubChem CID | 11429 |
| Molecular formula | C4H10O2 |
| IUPAC name | butane-1,2-diol |
| UNII (FDA) | RUN0H01QEU |
| Molecular Weight | 90.12 |
|---|---|
| XLogP3 | -0.2 |
| Hydrogen Bond Donor Count | 2 |
| Hydrogen Bond Acceptor Count | 2 |
| Rotatable Bond Count | 2 |
| Exact Mass | 90.068079557 |
| Monoisotopic Mass | 90.068079557 |
| Topological Polar Surface Area | 40.5 |
| Heavy Atom Count | 6 |
| Boiling Point | 195-196.9 °C |
|---|---|
| Boiling Point | 194 °C |
| Melting Point | -50 °C |
| Melting Point | -114 °C |
| Flash Point | 90 °C |
| Flash Point | 40 °C (104 °F) (CLOSED CUP) |
| Flash Point | 93 °C c.c. |
| Density | 1.0023 @ 20 °C |
| Vapor Density | 3.1 (AIR= 1) |
| Vapor Pressure | 0.05 [mmHg] |
1,2-BUTANEDIOL; 584-03-2; butane-1,2-diol; 1,2-Butylene glycol; 1,2-Dihydroxybutane; alpha-Butylene glycol; alpha-Butyleneglycol; DTXSID6040375; RUN0H01QEU; NSC-24242; DTXCID4020375; CHEBI:52682; Massage Oil; RefChem:934958; 209-527-2; 26171-83-5
| Regulatory & Food Contact | CIR / INCI: Cosmetic ingredients (1,2-Butanediol) -> CIR (Cosmetic Ingredient Review) |
|---|---|
| GHS notification summary | 25.3% (39 / 154) |
| GHS notification summary | 25.3% (39 / 154) |
|---|---|
| Reported hazard statements | H319 (74.7%) |
This chemical does not meet GHS hazard criteria for 25.3% (39 of 154) of reports.
H319 (74.7%): Causes serious eye irritation [Warning Serious eye damage/eye irritation]
1,2-Butanediol · CAS 26171-83-5 · C4H10O2. UNII RUN0H01QEU. Boiling Point: 195-196.9 °C; Boiling Point: 194 °C; Melting Point: -50 °C.
Source: PubChem / Wikidata; the batch COA governs where values differ.
Supplier: Jinan Shenghe Chemical Co., Ltd.
中文页面: 1,2-丁二醇