1,2-Propanediol (CAS 57-55-6) — formula C3H8O2, molecular weight 76.05 g/mol; category chemical.
| CAS Number | 57-55-6 |
|---|---|
| Molecular Formula | C3H8O2 |
| Molecular Weight | 76.05 g/mol |
| Melting Point | -76 °F (NTP, 1992) |
| Boiling Point | 370.8 °F at 760 mmHg (NTP, 1992) |
| LogP | -0.9 |
| Packaging | 25/50kg woven bags, 20/25/50kg fibre drums, 200kg plastic drums, 1000kg IBC (subject to order confirmation) |
| Category | Anti-caking Agents |
1,2-Propanediol is a chemical compound with CAS registry number 57-55-6 and molecular formula C3H8O2 (molecular weight 76.05 g/mol), belonging to the chemical segment of chemical raw materials.
CAS number: 57-55-6
Its molecular formula C3H8O2 comprises 3 C, 8 H, 2 O atoms.
Also known as: 1,2-Propanediol · 丙二醇
Category: chemical
The CAS registry number of 1,2-Propanediol is 57-55-6.
Molecular formula C3H8O2, molecular weight 76.05 g/mol.
It is also registered under: 1,2-Propanediol, 丙二醇.
Category: Anti-caking Agents.
Packaging is agreed per order, from lab-scale packs to bulk, and confirmed with each order rather than fixed on the page. A Certificate of Analysis (COA) ships with every batch and MSDS is available; where the end use carries a regulatory limit (food contact, pharmaceutical or cosmetic), state the standard at enquiry and the grade is set against it.
Independent reference data for 1,2-Propanediol (CAS 57-55-6), compiled from public chemistry databases.
| CAS Registry Number | 57-55-6 |
|---|---|
| PubChem CID | 1030 |
| Molecular formula | C3H8O2 |
| Molecular weight | 76.05 g/mol |
| IUPAC name | propane-1,2-diol |
| InChIKey | DNIAPMSPPWPWGF-UHFFFAOYSA-N |
| UNII (FDA) | 6DC9Q167V3 |
| ChEBI ID | CHEBI:16997 |
| FEMA number | 2940 |
| JECFA number | 925 |
| Molecular Weight | 76.09 |
|---|---|
| XLogP3 | -0.9 |
| Hydrogen Bond Donor Count | 2 |
| Hydrogen Bond Acceptor Count | 2 |
| Rotatable Bond Count | 1 |
| Exact Mass | 76.052429494 |
| Monoisotopic Mass | 76.052429494 |
| Topological Polar Surface Area | 40.5 |
| Heavy Atom Count | 5 |
| Boiling Point | 370.8 °F at 760 mmHg (NTP, 1992) |
|---|---|
| Boiling Point | 187.6 |
| Boiling Point | 187.6 °C |
| Boiling Point | 188.2 °C |
| Boiling Point | 370.8 °F |
| Boiling Point | 187.6 °C @760 [mm Hg] |
| Melting Point | -76 °F (NTP, 1992) |
| Melting Point | -60 |
| Melting Point | -60 °C |
| Melting Point | -59 °C |
propylene glycol; 1,2-propanediol; 57-55-6; propane-1,2-diol; 1,2-Propylene glycol; 1,2-dihydroxypropane; 2-Hydroxypropanol; Isopropylene glycol; Dowfrost; Sirlene; Methylethyl glycol; Methylethylene glycol; Monopropylene glycol; Trimethyl glycol; Propylene Glycol USP; Solar Winter BAN
| Regulatory & Food Contact | FDA Substance added to food: ANTICAKING AGENT OR FREE-FLOW AGENT, ANTIMICROBIAL AGENT, ANTIOXIDANT, DRYING AG FDA Cumulative Estimated Daily Intake (CEDI): FCS FDA Inventory of Food Contact Substances Listed in 21 CFR: FCS CARRIER_SOLVENT; GLAZING_AGENT; HUMECTANT: Food Additives ANTICAKING AGENT OR FREE-FLOW AGENT, ANTIMICROBIAL AGENT, ANTIOXIDANT, DRYING AGENT, EMULSIFIER OR EMULSIFIER JECFA ADI: 0-25 mg/kg bw (1973) |
|---|---|
| GHS notification summary | 98% (6762 / 6899) |
| GHS notification summary | 98% (6762 / 6899) |
|---|---|
| Reported hazard statements | H336, H370, H372 |
This chemical does not meet GHS hazard criteria for 98% (6762 of 6899) of all reports.
Reported as not meeting GHS hazard criteria by 6762 of 6899 companies (only 2% companies provided GHS information). For more detailed information, please visit ECHA C&L website.
1,2-Propanediol is identified by CAS 57-55-6, molecular formula C3H8O2 and molecular weight 76.05 g/mol. UNII 6DC9Q167V3; ChEBI 16997; InChIKey DNIAPMSPPWPWGF-UHFFFAOYSA-N. Boiling Point: 370.8 °F at 760 mmHg (NTP, 1992); Boiling Point: 187.6; Boiling Point: 187.6 °C.
Source: PubChem / Wikidata; the batch COA governs where values differ.
Supplier: Jinan Shenghe Chemical Co., Ltd.
中文页面: 丙二醇