Acetaldehyde
SIAL/RTC000075
Synonym: Acetaldehyde; Ethanal
CAS Number: 75-07-0
Empirical Formula (Hill Notation): C2H4O
Molecular Weight: 44.05
MDL Number: MFCD00006991
Linear Formula: CH3CHO
Product Type: Chemical
agency | traceable to USP 1002811 |
autoignition temp. | 365 °F |
bp | 21 °C (lit.) |
CofA | current certificate can be downloaded |
density | 0.785 g/mL at 25 °C (lit.) |
description | Pharmaceutical Secondary Standard; Certified Reference Material |
expl. lim. | 60 % |
grade | certified reference material |
pharmaceutical secondary standard | |
InChI | 1S/C2H4O/c1-2-3/h2H,1H3 |
InChI key | IKHGUXGNUITLKF-UHFFFAOYSA |
mp | −125 °C (lit.) |
packaging | pkg of 20 mL |
Quality Level | 300 ![]() |
refractive index | n |
SMILES string | CC=O |
storage temp. | 2-8°C |
vapor density | 1.52 (vs air) |
vapor pressure | 14.63 psi ( 20 °C) |
Analysis Note: | These secondary standards offer multi-traceability to the USP, EP and BP primary standards, where they are available. |
Footnote: | To see an example of a Certificate of Analysis for this material enter LRAB9817 in the Documents slot below. This is an example certificate only and may not be the lot that you receive. |
General description: | Pharmaceutical secondary standards for application in quality control provide pharma laboratories and manufacturers with a convenient and cost-effective alternative to the preparation of in-house working standards |
Other Notes: | This Certified Reference Material (CRM) is produced and certified in accordance with ISO 17034 and ISO/IEC 17025. All information regarding the use of this CRM can be found on the certificate of analysis. |
Symbol | ![]() ![]() ![]() |
Signal word | Danger |
Hazard statements | H224 - H319 - H335 - H341 - H350 |
Precautionary statements | P202 - P210 - P233 - P305 + P351 + P338 - P308 + P313 - P403 + P233 |
WGK Germany | WGK 3 |
Flash Point(F) | -40.0 °F |
Flash Point(C) | -40 °C |
bp | 21 °C (lit.) |
mp | −125 °C (lit.) |
Density | 0.785 g/mL at 25 °C (lit.) |
Refractive Index | n |
Storage Temp. | 2-8°C |
UNSPSC | 41116107 |