The pregnant woman, identified as Shakila Imran Siddiqui, was brought to CSM Hospital with foetus hanging out from her abdomen, Thane civic officials said.
The remaining victims are yet to be identified, they said.
The building collapsed at around 6:30 PM, the officials said, adding, the injured were rushed to various hospitals.
Civic officials said the building in Shil Dhaigar locality was unauthorised. They claimed that it was built on forest land and was occupied at least up to the fourth floor.
Rescue and relief operations continued till late in the night as victims were feared buried under the debris.
More than a dozen fire tenders along with over 24 ambulances were stationed at the site of the accident.
The operations were carried out under the supervision of Civic Commissioner R A Rajeev and District Collector P Velarasu.
Additional Collector Ashok Shingare took charge of the district disaster control room and made arrangements for the civil defence and other rescue teams.
The injured were admitted to various hospitals including Thane Civil, CSM Civic hospital at Kalwa, Kalsekar hospital in Kalwa, while those in critical condition were shifted to Sion and JJ Hospital.
You’ve reached your limit of {{free_limit}} free articles this month.
Subscribe now for unlimited access.
Already subscribed? Log in
Subscribe to read the full story →
Smart Quarterly
₹900
3 Months
₹300/Month
Smart Essential
₹2,700
1 Year
₹225/Month
Super Saver
₹3,900
2 Years
₹162/Month
Renews automatically, cancel anytime
Here’s what’s included in our digital subscription plans
Exclusive premium stories online
Over 30 premium stories daily, handpicked by our editors


Complimentary Access to The New York Times
News, Games, Cooking, Audio, Wirecutter & The Athletic
Business Standard Epaper
Digital replica of our daily newspaper — with options to read, save, and share


Curated Newsletters
Insights on markets, finance, politics, tech, and more delivered to your inbox
Market Analysis & Investment Insights
In-depth market analysis & insights with access to The Smart Investor


Archives
Repository of articles and publications dating back to 1997
Ad-free Reading
Uninterrupted reading experience with no advertisements


Seamless Access Across All Devices
Access Business Standard across devices — mobile, tablet, or PC, via web or app
