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Registration for all participants  ......  now open!!

ISOCS-29 welcomes all registrants, whether in-person or virtual. Registration rates are as follows and already include Harmonized Sales Tax (HST). Full week in-person registration includes four lunches, a ticket to the opening reception, and coffee breaks during the conference.




Go to the Registration portal to initiate the processRegistration is managed by the University of Guelph's Conference Services Office. Banquet cost ($100) and Niagara Falls Excursion tickets ($110) are available through the Registration Portal. Tickets may be limited; early purchase is recommended. 

Anyone who completes registration for virtual participation will have the option of converting their virtual registration to in-person participation at an upgraded cost. Visitors to the University of Guelph campus may have to show proof of vaccination. In addition, please see the ISOCS-29 Entering Canada page to ensure you are following Government of Canada requirements.

Registrants who wish to contribute an oral or poster presentation may now submit their abstract on the Abstract Submission page. Presenters are urged to submit a manuscript of their research in Phosphorus, Sulfur, Silicon and the Related Elements which will publish the conference proceedings.

NOTICE: In the event that government directives create limits on travel and group assemblies and ultimately prevent the in-person component of this symposium, all in-person registrations will be converted to virtual registrations at $170, and the excess fees will be reimbursed.

prices to June 6.tif

in Canadian dollars. See exchange rates here.


Delta Hotels by Marriott Guelph Conference Centre - 50 Stone Rd W, Guelph, ON N1G 0A9

Delta Guelph Hotel and Conference Centre is located at the corner of Stone Road & Gordon Street and is located on University property. Guelph’s only 4-star hotel features 148 contemporary guest rooms & suites with onsite fitness. Guests also enjoy complimentary access to Movati Athletic. Please note, there is an additional parking fee.

To obtain the Standard Room rate of $158.00 per night under the 29th International Symposium on the Organic Chemistry of Sulfur Room Block, book  here or call 519-780-3700 and indicate you are attending the International Symposium on the Organic Chemistry of Sulfur. Reservations must be made by June 21, 2022.


Days Inn Guelph - 785 Gordon St, Guelph, ON, N1G 1Y8 

Located just one block south of the University, Days Inn Guelph offers you newly renovated guest rooms with the following amenities: Free WiFi, free continental breakfast, mini-refrigerator, air conditioning, controlled heating/cooling, coffee/tea maker, hairdryer, flatscreen HDTV, crib available, free newspaper, free local calls, bathroom amenities, alarm clock, iron, ironing board.


Single or Double Room - $139.00 per night. Reservations can be made by clicking here, or by calling  519-822-9112 and indicating you are attending the International Symposium on the Organic Chemistry of Sulfur.  Reservations must be made by June 17, 2022.

On Campus Accommodation      Rates range from $47.80-$104.50 per night

Enjoy the convenience of staying on The University of Guelph campus.  We offer a variety of single or shared room styles in our traditional residences or townhouses.  Our residences include WiFi in every room, complimentary laundry facilities and complimentary parking.  To register for on campus accommodation, please here.

Those planning to commute and park on campus will require a parking pass. Please click here.

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