The phrase "although it is reported" is correct and usable in written English.
It can be used to introduce a contrasting statement or to acknowledge a claim while suggesting skepticism or doubt about it.
Example: "Although it is reported that the project will be completed by next month, many team members believe it will take longer."
Alternatives: "even though it is said" or "despite reports that".
For example, KEAP1 is classified as an Act driver, although it is reported to lose its function upon mutation (Hayes and McMahon, 2009; Shibata et al., 2008).
It mostly is found in the lowlands, from sea level up to 900 m, although it is reported up to 1800 m in Mexico (Howell and Webb 1995), and, locally, up to 1200 m in Costa Rica (Stiles and Skutch 1989).
The most impressive feature of this bird is the large fleshy proboscis that lies on top of the bill, the "horn". The role of this feature is not clearly known although it is reported that the horn can be raised during display.
Although it is reported that he will soon name his cousin David de Rothschild, chairman of Rothschild & Cie Banque, the family's French bank, as his successor, Sir Evelyn says only that "we are having a rearrangement" and that David will take on a bigger role.
Several ACC schools (Miami, Syracuse, and Pittsburgh) had no data available, although it is reported that Mark Richt's salary at Miami is over $4 million and Pat Narduzzi's salary at Pittsburgh is reported to be "competitive". The SEC wasn't always the top conference for paying coaches.
Although it is reported that AR enriches human perception [5] in general, the principal reason for performing AR reconstructions in cultural heritage is that the owners of sites are usually reticent to permit physical reconstructions in situ so that the archaeology remains undisturbed for future generations [3].
The soft left pressure group Compass held its annual meeting, and although it was reported at the time that there was a vote, there wasn't.
Although it was reported in Scotland in 2010 (its first appearance on the British mainland), the grassland habitat where it was found has since become heavily eroded, and may be unsuitable for future appearances of the species.
Although it was reported that the dog was a husky, it was suggested it might be an airdale [sic].
