A study on the condensation of pyrroles, formaldehyde and primary amine hydrochlorides
โ Scribed by Stephen Raines; Csaba A. Kovacs
- Book ID
- 112122097
- Publisher
- Journal of Heterocyclic Chemistry
- Year
- 1970
- Tongue
- English
- Weight
- 204 KB
- Volume
- 7
- Category
- Article
- ISSN
- 0022-152X
No coin nor oath required. For personal study only.
๐ SIMILAR VOLUMES
## Abstract Novolac resins having cardanolโtoโformaldehyde mole ratios of 1:0.4, 1:0.5, and 1:0.6 were prepared by using aromatic sulphonic acid as the catalyst at four different temperatures ranging between 90ยฐC and 120ยฐC, with an interval of 10ยฐC. Free formaldehyde and free phenol contents were d
## Abstract Phenolโmodified cardanolโformaldehyde novolac resins have been synthesized using equal proportions of phenol and cardanol. To this mixture of phenol and cardanol, 0.6 and 0.8 mol of formaldehyde were added separately, under acidic conditions, at five different temperatures ranging betwe